MUSTARD, COLLARDS, KALE, KOHLRABI, TURNIP GREENS


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

Emerged weeds before crop emergence   paraquat
(GRAMOXONE SL 2.0)
  0.5-1  
2-4 pt
  COLLARDS AND TURNIPS. Apply before or after seeding but before crop emergence. Include 1 pt NIS/100 gal. RUP.

Preemergence   bensulide
(PREFAR 4E)
  5-6  
5-6 qt
  Apply preplant or preemerge and water in. Not effective on muck soils.

  s-metolachlor
(DUAL MAGNUM 7.62EC)
  0.64 - 1.27  
0.67 - 1.33 pt
  COLLARD, KALE, MIZUNA, MUSTARD, MUSTARD SPINACH, RAPE GREENS, TURNIP GREENS: Apply after seeding and before crop emergence. Some crops may have delayed emergence. 30 day PHI. See: www.farmassist.com for Michigan 24C indemnified label.

  trifluralin
(TREFLAN 4EC)
  0.5-0.75  
1-1.5 pt
  Apply before planting. Incorporate 2-3 inches into soil soon after spraying. Use low rate on sandy soils. Not effective on muck.

Postemergence broadleaves   clopyralid
(STINGER 3L)
  0.094-0.188  
4-8 fl oz
  Apply at any stage of crop growth. Kills composite weeds, legumes, nightshade. 30-day PHI.

Postemergence grasses   clethodim
(SELECT MAX 0.97E)
  0.068-0.12  
9-16 fl oz
  Apply to small grasses. Include 0.25% NIS/acre in spray mix. 14-day PHI. Maximum 64 fl oz/acre/year.

  sethoxydim
(POAST 1.5E)
  0.19-0.28  
1-1.5 pt
  COLLARD, KALE, KOHLRABI, MUSTARD, RAPE GREENS. Apply to actively growing grasses. Include 1 qt COC/acre. Maximum total of 3 pt/acre. 30-day PHI.

Perennials   glyphosate
(ROUNDUP 4L)
  2-3  
2-3 qt
  Apply to emerged perennials before planting in the spring or after harvest in the fall. Include 1 pt NIS/acre.