Weed Problem   Chemical   Pounds Active Ingredient (AI)/Acre   Amount of Commercial Product/Acre   Remarks and Limitations

Emerged weeds before crop emergence   paraquat
2-4 pt
  Apply before seeding or transplanting melons to kill emerged weeds. Include 1 pt NIS/100 gal. RUP.

Preemergence broadleaves and grasses   bensulide
4-6 qt
  Apply and incorporate 0.5-1 inch before seeding or transplanting. Controls many annual grasses. May stunt crop if used under clear plastic.

0.4-0.67 pt
  Apply to soil surface before transplanting or after seeding. Use low rate on coarse soils. 45-day PHI.

2-3 pt
  DIRECT-SEEDED MELONS: Use low rate on light, sandy soil. Apply to soil surface within 2 days of seeding. Do not incorporate. Needs 0.5 inch of rain or irrigation within 5 days to activate it. Heavy rainfall after application may cause crop injury.

TRANSPLANTED MELONS: Apply to soil between rows of plastic mulch. Do not apply over or under row covers or plastic mulch. Do not spray over the top of transplants.

3-6 pt
  Apply to soil surface after seeding, or as a banded spray between rows after transplanting. Needs 0.5 inch water within 2 days for activation. Use lower rate on light soil.

(PROWL H20 3.8 ACS)
2.1 pt
  Apply as a shielded spray to soil between rows of plastic mulch before planting melons. A second application of 2.1 pt may be made 21 days after the first application. Avoid contact with melon vines. 35 day PHI.

  0.64 - 1.21  
0.67 - 1.27 pt
  Melons on plastic: apply between the rows of plastic; on bare soil, may be applied broadcast or as a directed spray between rows. Use lowest rate for broadcast after seeding. 1 application/year. 60 day PHI. See: for Michigan 24C indemnified label.

1-2 pt
  Direct the spray between rows when plants have 3-4 leaves. Cultivate shallowly to incorporate. Avoid contact with crop leaves. 30-day PHI.

Preemergence and postemergence broadleaves   halosulfuron
0.5-1 oz
  PREEMERGENCE UNDER PLASTIC: Apply SANDEA and then lay plastic. Wait 7 days before planting melon.

POSTEMERGENCE BAREGROUND: Apply over the top of plants as broadcast spray when melons have 2 to 5 leaves. Wait 14 days after transplanting on bareground before application. Include 0.25% NIS.

POSTEMERGENCE PLASTIC: Direct the spray to soil between plastic. Maximum 1.67 oz/crop cycle. 57-day PHI.

Postemergence grasses   clethodim
9-16 fl oz
  Apply to actively growing grasses. Maximum 64 fl oz/acre/year. Include 0.25% NIS/acre. 14-day PHI.

(POAST 1.5E)
1-1.5 pt
  Apply to actively growing grasses. Include 1 qt COC/acre. Maximum total of 3 pt/acre/season. 14-day PHI.

Emerged perennials   glyphosate
2-3 qt
  Apply to emerged perennials before planting the crop. Wait 3 days before planting.