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2009 Weed Control Guide
for Vegetable Crops
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CROP INFORMATION
Asparagus
Beans
Beets
Broccoli
Brussels Sprouts
Cabbage
Carrot
Cauliflower
Celery
Chicory
Chinese Vegetables
Collards
Corn
Cucumber
Dill
Eggplant
Endive
Escarole
Garlic
Horseradish
Kale
Kohlrabi
Leek
Lettuce
Mint
Muskmelon
Mustard
Okra
Onion
Parsley
Parsnip
Peas
Pepper
Potato
Pumpkin
Radish
Rhubarb
Rutabaga
Spinach
Squash
Strawberry
Sweet Potato
Swiss Chard
Tomato
Turnip
Turnip Greens
Watermelon
Non-crop Land
EGGPLANT
| Weed Problem | Chemical | Pounds Active Ingredient (AI)/Acre | Amount of Commercial Product/Acre |
Remarks and Limitations Items in bold have changed since the printed bulletin. |
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| Emerged annuals | paraquat (GRAMOXONE MAX 3L) |
0.49 | 1.3 pt |
Apply before transplanting or as a directed spray postemergence. Include 1 pt NIS/100 gal. Do not exceed 30 PSI. RUP. 30-day PHI. | ||||
| Preemergence | napropamide (DEVRINOL 50DF) |
1-2 | 2-4 lb |
Apply before transplanting. Incorporate 1-2 inches. Use lower rate on coarse, sandy soils and higher rate on heavy, clay soils. | ||||
| s-metolachlor (DUAL MAGNUM 7.6E) |
0.48-1.26 | 0.5-1.33 pt |
Apply before transplanting or within 48 hrs after transplanting. Maximum 1 application and 1.3 pt/acre/year. 60-day PHI. See: www.farmassist.com to obtain label. SLN label. | |||||
| trifluralin (TRILIN 4E) |
0.5-1 | 1-2 pt |
Incorporate before transplanting. | |||||
| Postemergence broadleaves | halosulfuron (SANDEA 75W) |
0.023-0.047 | 0.5-1 oz |
Apply as a directed spray to row middles for control of emerged nutsedge and small broadleaves. Avoid contact with crop. Maximum 2 oz/acre/year in 2 applications. Include 0.25% NIS. 30-day PHI. | ||||
| Postemergence emerged weeds | paraquat (GRAMOXONE MAX 3L) |
0.49 | 1.3 pt |
Use shields to protect crop. Do not exceed 30 PSI. Do not allow spray to contact crop foliage. Maximum 3 applications/year. 30-day PHI. | ||||
| Postemergence grasses | clethodim (SELECT MAX 0.97E) |
0.068-0.12 | 9-16 fl oz |
Apply to actively growing grasses. Maximum 64 fl oz/acre/year. Include 0.25% NIS/acre. 20-day PHI. | ||||
| sethoxydim (POAST 1.5E) |
0.19-0.28 | 1-1.5 pt |
Apply to actively growing grasses. Include 1 qt COC/acre. Maximum total of 4.5 pt/acre/season. 20-day PHI. | |||||
| Emerged perennials | glyphosate (ROUNDUP 4L) |
2-3 | 2-3 qt |
Apply to emerged perennials before planting the crop. Wait 3 days before planting. | ||||