\m    40   13   33    2  1 'Aphids'
\m    80   26   94    3  1 'Armyworms'
\m    99   34   58    3  1 'Beet Armyworms'
\m   112   39   52    3  1 'Cabbage Loopers'
\m   131   46   16    3  1 'Corn Earworms'
\m   144   50   61    4  1 'Crickets'
\m   159   56   37    4  1 'Cucumber Beetles'
\m   197   70    4    5  1 'Cutworms'
\m   222   79    1    5  1 'Darkling Ground Beetles'
\m   237   84  118    5  1 'Fall Armyworms'
\m   250   89   36    6  1 'False Chinchbugs'
\m   264   94   32    6  1 'Flea Beetles'
\m   290  103  100    6  1 'Grasshoppers'
\m   312  111   57    7  1 'Leafhoppers'
\m   350  124   58    8  1 'Leafminers'
\m   392  138   81    9  1 'Loopers'
\m   416  147  107    9  1 'Lygus Bugs'
\m   433  153   46   10  1 'Melon Worms'
\m   462  164    1   10  1 'Mites'
\m   493  174  119   11  1 'Omnivorous Leafrollers'
\m   505  179   49   11  1 'Pickleworms'
\m   533  189   48   11  1 'Plant Bugs'
\m   546  193   88   12  1 'Rindworms'
\m   572  203    1   12  1 'Saltmarsh Caterpillars'
\m   584  207   53   12  1 'Sowbugs'
\m   600  213   27   13  1 'Squash Beetles'
\m   612  217   73   13  1 'Squash Bugs'
\m   635  225   96   13  1 'Squash Vine Borers'
\m   654  231  117   14  1 'Stinkbugs'
\m   668  236  102   14  1 'Thrips'
\m   684  242   30   14  1 'Tobacco Budworms'
\m   699  247  102   14  1 'Yellow-Striped Armyworms'
\m   713  252  117   15  1 'Wireworms'
\t'November 1987'                                                 'IX CC-'
\a                 Dr. Freddie Johnson, Extension Entomologist
\a
\a                          INSECT CONTROL IN WATERMELON

                 Dr. Freddie Johnson, Extension Entomologist
\h 1 'Aphids'


                          INSECT CONTROL IN WATERMELON


                                     Aphids

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbophenothion (Trithion)      8 EC           1/2 - 1 pt per         1
  (melon aphid)                                100 gal water

diazinon                        4 EC           1 - 1 1/2 pt           3

dimethoate (Cygon, Defend)      4 EC           1/2 - 1 pt             3

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

lindane (Isotox)                25 WP          2 lb              See label.

malathion (Cythion)             5 EC           1 1/2 pt per           1
                                               100 gal water

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
  (melon aphid)                                                  3 for 2+ pt

mevinphos (Phosdrin)            4 EC           1/4 - 1/2 pt           1

oxydemetonmethyl                2 EC (S.C.)    1 1/2 - 2 pt      7 - no more
  (Meta-Systox-R)                                                than 2 times
                                                                 per season

parathion                       4 EC           1 pt                   7

phosphamidon                    8 EC           1/4 - 1/2 pt           1
-------------------------------------------------------------------------------
\b\v
\h 1 'Armyworms'
\v
\v
\v
                                   Armyworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               5 B            20 lb                  0

naled (Dibrom)                  8 EC           1 - 2 pt per      1 - do not use
                                               200 gal water     if temperature
                                                                 is over 90 F
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Beet Armyworms'



                                 Beet Armyworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt
-------------------------------------------------------------------------------
\h 1 'Cabbage Loopers'



                                Cabbage Loopers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
endosulfan (Thiodan)            3 EC           1 1/3 qt               0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1
-------------------------------------------------------------------------------
\h 1 'Corn Earworms'



                                  Corn Earworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3
-------------------------------------------------------------------------------
\b\v
\h 1 'Crickets'
\v
\v
\v
                                    Crickets

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
*carbaryl (Sevin)               5 B            20 lb                  0
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Cucumber Beetles'



                                Cucumber Beetles

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
azinphosmethyl (Guthion)        2 EC           2 pt              0 - not more
 (striped, spotted)                                              than 4 times
                                                                 per season

carbaryl (Sevin)*               80 WP          1 1/4 lb               0

cryolite (Kryocide)             96 WP          15 - 25 lb        not after
                                                                 fruit forms

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

ethion                          4 EC           1 - 2 pt               0

fenvalerate (Pydrin) (adults)   2.4 EC         5 1/3 - 10 2/3 oz      3

lindane (Isotox)                25 WP          1 lb              See label.

malathion (Cythion)             5 EC           2 - 3 pt               1

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
*Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\b\v
\h 1 'Cutworms'
\v
\v
\v
                                    Cutworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               5 B            20 lb                  0

diazinon                        14 G           14 - 28 lb          preplant

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3
 (seedling spray)

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
  (granulate, varigated)                                         3 for 2+ pt

mevinphos (Phosdrin) climbing   4 EC           1/2 - 1 pt             1
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Darkling Ground Beetles'



                                Darkling Beetles

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               5 B            20 lb                  0
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Fall Armyworms'



                                 Fall Armyworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
methomyl (Lannate, Nudrin)      1.8 L          2 pt                   1
-------------------------------------------------------------------------------
\b\v
\h 1 'False Chinchbugs'
\v
\v
\v
                                False Chinchbugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1

parathion                       4 EC           1/2 pt                 7
-------------------------------------------------------------------------------
\h 1 'Flea Beetles'



                                  Flea Beetles

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               80 WP          1 1/4 lb               0

carbophenothion (Trithion)      8 EC           1/2 - 1 pt             5

cryolite (Kryocide)             96 WP          15 - 25 lb        not after
                                                                 fruit forms

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0
  (striped)

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Grasshoppers'



                                  Grasshoppers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               5 B            20 lb                  0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

lindane (Isotox)                25 WP          2 lb                See label.

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\b\v
\h 1 'Leafhoppers'
\v
\v
\v
                                  Leafhoppers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
azinphosmethyl (Guthion)        2 EC           1 1/2 - 2 pt      0 - not more
                                                                 than 4 times
                                                                 per season

carbaryl (Sevin)*               80 WP          1 1/4 lb               0

diazinon                        4 EC           1 - 1 1/2 pt           3

dimethoate (Cygon, Defend)      4 EC           1/2 - 1 pt             3

ethion (melon leafhopper)       4 EC           1 1/2 - 2 pt           0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

malathion (Cythion)             5 EC           1 1/2 - 2 pt           1

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1

naled (Dibrom)                  8 EC           1 - 2 pt               1

parathion                       4 EC           1 pt                   7

phosphamidon                    8 EC           1/4 - 1/2 pt           1
-------------------------------------------------------------------------------
*Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\b\v
\h 1 'Leafminers'
\v
\v
\v
                                   Leafminers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
azinphosmethyl (Guthion)        2 EC           1 1/2 - 2 pt      0 - not more
                                                                 than 4 times
                                                                 per season

carbophenothion (Trithion)      8 EC           1/2 - 1 pt             5

diazinon (serpentine)           4 EC           1/2 - 1 pt             3

dimethoate (Cygon, Defend)      4 EC           1/2 - 1 pt             3

ethion (melon, serpentine)      4 EC           1 pt                   0

lindane (Isotox)                25 WP          2 lb               See label.

malathion (Cythion)             5 EC           2 pt                   1

methamidophos (Monitor)         4 EC           1 - 2 pt               7

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1
  (dipterous adults)

naled (Dibrom)                  8 EC           1 - 2 pt          1 - do not use
                                                                 if temperature
                                                                 is over 90 F

oxamyl (Vydate L)               2 EC           2 - 4 pt               1

parathion                       4 EC           1 pt                   7

phosphamidon                    8 EC           1/4 - 1/2 pt           1
-------------------------------------------------------------------------------
\b\v
\h 1 'Loopers'
\v
\v
\v
                                    Loopers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
cryolite (Kryocide)             96 WP          15 - 25 lb        not after
                                                                 fruit forms

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1

naled (Dibrom)                  8 EC           1 - 2 pt per      1 - do not use
                                               200 gal water     if temperature
                                                                 is over 90 F
-------------------------------------------------------------------------------
\h 1 'Lygus Bugs'



                                   Lygus Bugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

lindane (Isotox)                25 WP          2 lb                See label

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1
-------------------------------------------------------------------------------
\b\v
\h 1 'Melon Worms'
\v
\v
\v
                                  Melon Worms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
Bacillus thuringiensis (B.T.)   See individual labels.                0

carbaryl (Sevin)*               80 WP          2/3 - 1 1/4 lb         0

cryolite (Kryocide)             96 WP          15 - 25 lb        not after
                                                                 fruit forms

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

lindane (Isotox)                25 WP          2 lb              See label

methamidophos (Monitor)         4 EC           1 - 2 pt               7

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt
-------------------------------------------------------------------------------
*Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Mites'



                                     Mites

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
diazinon                        4 EC           1 - 1 1/2 pt           3

dicofol (Kelthane)              1.6 EC         1 1/2 - 2 pt           2

ethion (two-spotted spider)     4 EC           1 pt                   0

malathion (Cythion)             5 EC           1 1/2 - 2 pt           1

mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1

naled (Dibrom)                  8 EC           1 - 2 pt          1 - do not use
                                                                 if temperature
                                                                 is over 90 F

oxydemetonmethyl                2 EC (S.C.)    1 1/2 - 2 pt      7 - no more
(Meta-Systox-R)                                                  than 2 times
                                                                 per season

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
\b\v
\h 1 'Omnivorous Leafrollers'
\v
\v
\v
                             Omnivorous Leafrollers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
endosulfan (Thiodan)            3 EC           1 1/3 qt               0
-------------------------------------------------------------------------------
\h 1 'Pickleworms'



                                   Pickleworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               80 WP          2/3 - 1 1/4 lb         0

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

lindane (Isotox)                25 WP          2 lb              See label.

malathion (Cythion)             5 EC           2 pt                   1

methamidophos (Monitor)         4 EC           1 - 2 pt               7

methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Plant Bugs'



                                   Plant Bugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3
-------------------------------------------------------------------------------
\b\v
\h 1 'Rindworms'
\v
\v
\v
                                   Rindworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
azinphosmethyl (Guthion)        2 EC           2 pt              0 - not more
                                                                 than 4 times
                                                                 per season

Bacillus thuringiensis (B.T.)   Numerous Brands - See labels.

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

methamidophos (Monitor)*        4 EC           1 - 2 pt               7

mevinphos (Phosdrin)            4 EC           1/2 pt                 1
-------------------------------------------------------------------------------
*Methamidophos (Monitor) considers cabbage looper, tobacco budworm and
granulate cutworm as the rindworm complex.
\h 1 'Saltmarsh Caterpillars'



                             Saltmarsh Caterpillars

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
mevinphos (Phosdrin)            4 EC           1/2 - 1 pt             1
-------------------------------------------------------------------------------
\h 1 'Sowbugs'



                                    Sowbugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               5 B            20 lb                  0
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\b\v
\h 1 'Squash Beetles'
\v
\v
\v
                                 Squash Beetles

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0
-------------------------------------------------------------------------------
\h 1 'Squash Bugs'



                                  Squash Bugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
carbaryl (Sevin)*               80 WP          1 1/4 lb               0

endosulfan (Thiodan)            3 EC           1 1/3 - 2 2/3 pt       0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

lindane (Isotox)                25 WP          2 lb                See label

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
* Carbaryl (Sevin) is labeled for use on watermelons.  However, research
indicates that phytotoxic (plant) burns often result when watermelons are
sprayed with Sevin under Florida conditions.
\h 1 'Squash Vine Borers'



                               Squash Vine Borers

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
endosulfan (Thiodan)            8 EC           1 1/3 - 2 2/3 pt       0

fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

malathion (Cythion)             5 EC           3 pt                   1

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
\b\v
\h 1 'Stinkbugs'
\v
\v
\v
                                   Stinkbugs

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
fenvalerate (Pydrin)            2.4 EC         5 1/3 - 10 2/3 oz      3

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
\h 1 'Thrips'



                                     Thrips

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
diazinon                        4 EC           1/2 - 1 pt             3

lindane (Isotox)                25 WP          1 lb                See label.

parathion                       4 EC           1 pt                   7
-------------------------------------------------------------------------------
\h 1 'Tobacco Budworms'



                                Tobacco Budworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt

mevinphos (Phosdrin)            4 EC           1/2 pt                 1
-------------------------------------------------------------------------------
\h 1 'Yellow-Striped Armyworms'



                            Yellow-Striped Armyworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
methomyl (Lannate, Nudrin)      1.8 L          2 - 4 pt          1 for 2 pt
                                                                 3 for 2+ pt
-------------------------------------------------------------------------------
\b\v
\h 1 'Wireworms'
\v
\v
\v
                                   Wireworms

-------------------------------------------------------------------------------
                                                                 Min. Days to
Insecticide                     Formulation    Rate/Acre            Harvest
-------------------------------------------------------------------------------
diazinon                        14 G           21 - 28 lb          preplant

parathion                       4 EC           3 - 4 qt            preplant,
                                                                  work 4 - 9"
                                                                   into soil
-------------------------------------------------------------------------------
