Table 14.3. Insecticides labeled for management of arthropod pests of potato. (continued)
Labels change frequently. Be sure to read a current product label before applying any chemical.
MOA
Insects
Code1
Trade Name
Active Ingredient
Rate
Product/acre
REI
(hours)
Days to
Harvest Notes2
– Suffoil-X
(mineral oil)
1-2% v/v 4 0 OMRI-listed2.
-- M-Pede 49% EC
(Soap, insecticidal)
1-2% V/V 12 0 OMRI-listed2.
Fire ants 6 Clinch
(abamectin)
1 lb 12 0 Apply when ants are actively foraging. Apply after dew or rainfall
has dried for maximum effectiveness. Do not apply if rainfall is
anticipated within 4-6 hours. No more than 4 applications per
year.
7A Extinguish
((S)-methoprene)
1.0-1.5 lb 4 0 Slow-acting IGR (insect growth regulator). Best applied early
spring and fall where crop will be grown. Colonies will be
reduced after three weeks and eliminated after 8 to 10 weeks.
May be applied by ground equipment or aerially.
Leafhoppers 1A *Lannate LV; *SP
(methomyl)
LV: 1.5-3.0 pt SP:
0.5-1.0 lb
48 6 Do not make more than 10 applications per crop or apply more
than 15 pt (LV) or 5 lb (SP) per acre per crop.
1A Sevin XLR, 4F; 80 S
(carbaryl)
XLR, 4F: 0.5-2.0 qt 80S:
0.63-2.5 lb
12 7 Do not apply more than a total of 6 qt (4F, XLR) or 7.5 lb (80S).
1B Dimethoate 4 EC
(dimethoate)
0.5-1.0 pt 48 0 if
mechanically
harvested,
14 otherwise
Highly toxic to bees. Do not apply more than 2 pts per acre per
year.
1B Imidan 70 W
(phosmet)
1.3 lb 5 days 7 Use only on potatoes to be harvested by machine. Do not apply
where bees are foraging.
1B Malathion 5EC, 8F
(malathion)
5EC: 1.5-2.5 pt 8F:
1-1.5 pt
12 0 Maximum of two applications per year.
1B *Thimet 20 G
(phorate)
See label - varies with
soil type and time of
application.
48 90 One application per season.
3A *Asana XL (0.66 EC)
(esfenvalerate)
12 7 Do not apply more than 0.35 lb ai/acre per season (7
applications at highest rate).
-- Aza-Direct
(azadirachtin)
1-2 pts, up to 3.5 pts, if
needed
4 0 Antifeedant, repellant, insect growth regulator. OMRI-listed2.
3A *Baythroid XL
(
12 0
oz may be applied per acre per season.
3A *Mustang
(zeta-cypermethrin)
1.4-4.3 oz 12 1 A maximum of 0.3 lb ai/acre per season may be applied.
3A *Pounce 25 WP
(permethrin)
6.4-12.8 oz 12 14 Do not apply more than 0.8 lb ai/acre per season.
3A Pyganic Crop
Protection EC 5.0
(pyrethrins)
12 0 Harmful to bees. Degrades rapidly in sunlight. Good coverage
essential. OMRI-listed2.
3A *Warrior II
(lambda-cyhalothrin)
24 7 Only exposed insects can be controlled. Do not apply more than
3A, 28 *Besiege
(lambda-cyhalothrin,
chlorantraniliprole)
5-9 oz 24 14
season.
3A, 4A *Endigo ZC
(lambda-cyhalothrin,
thiamethoxam)
24 14
season. Do not use with other Group 4A insecticides.
4A Admire Pro
(imidacloprid)
treatment or as seed
oz/100 lb seed foliar:
12 at planting,
see label
for options;
foliar: 7
Do not apply more than, 0.31 lb ai per acre per season. Seed
piece rate is based on seeding rate of 2000 lb/acre. Foliar:
4A Platinum 75SG
(thiamethoxam)
1.66-2.67 oz 12 applied at
planting
or at plant
emergence
To manage resistance, avoid using other Group 4A insecticides
in conjunction with Platinum. One soil application per year.
4A Scorpion 35SL
(dinotefuran)
12 foliar: 7 soil:
see label
Apply as foliar or soil application, but not both. Maximum per
bees for 38 hours after application.
262 2019 Vegetable Production Handbook of Florida