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Herbicides Commercial

Table 5.4. Herbicides registered for COMMERCIAL use on Cucumber, Pumpkin, and Squash in Utah.

Brand Name (REI/PHI) Active Ingredient Timing and Application Location Relative to Crop
Before Transplanting
Timing and Application Location Relative to Crop
Pre-emergence
Timing and Application Location Relative to Crop
Post transplanting directed, shielded
Timing and Application Location Relative to Crop
Post-emerge
Timing Relative to Weeds
Pre-emergence
Timing Relative to Weeds
Post-emergence
Weed Groups Controlled
Annual grass
Weed Groups Controlled
Small-seeded broadleaves
Weed Groups Controlled
Broadleaves
Comments
Aim (12hr/0d) carfentrazone X X X X X
Command 3ME (12hr/45d) clomazone X X X X X X Do not apply to pumpkins
Curbit 3EC (12hr/-) ethalfuralin X X X X X X Check label for specific uses.
Dual Magnum (12h/30d) s-metolachlor X X X X X X Pumpkins only, Between rows
Gramaxone Inteon (12hr/30d) paraquat X X X X X X X Restricted use product
Poast (12hr/14-20d) sethoxydim X X X
Prefar 4E (12hr/-) bensulide X X X X
Prism & others (12hr/20d) clethodim X X X X X X X
RoundUp & others (12hr/14d) glyphosate X X X X X X X
Sandea & others (12hr/30d) halosulfuron X X X X X X X X Check label for specific uses.
Strategy (12hr/30 or 45d) ethalfluralin + clomazone X X X X X
Treflan & others (12hr/30d) trifluralin X X X X
Organic Products
Corn Gluten Meal X X X X X
Summerset Alldown acetic/citric acid X X X X X X X
Weed Zap cinnamon/clove oil X X X X X X X
Worry Free citrus oil X X X X X X X

Note: The information provided is not an endorsement or recommendation for any particular product. Always read the label before applying and follow the directions. Some of these materials may be tank mixed with other herbicides.


REI = Re-entry Interval (the time required to wait before people can enter field after spraying)
PHI = Post-Harvest Interval (the time required between the last spray and harvest)