BEANS (Snap or Lima)


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  
2 pt
  Apply before or after seeding but before crop emergence. Include 1 pt NIS/100 gal. RUP.

Emerged quackgrass   glyphosate
(ROUNDUP 4L)
  2  
2 qt
  Apply to 8- to 10-inch quackgrass in the fall or spring prior to planting. Allow at least 5 days before plowing. Include 1 pt NIS/acre.

Preemergence grasses and broadleaves   clomazone
(COMMAND 3ME)
  0.15-0.25  
0.4-0.67 pt
  Apply to soil surface after seeding. Use lower rate on coarse soils. Controls velvetleaf and galinsoga. 45-day PHI.

  EPTC
(EPTAM 7E)
  3  
3.5 pt
  SNAP BEANS only. Apply before planting and incorporate 2-4 inches immediately. For dry conditions. Suppresses yellow nutsedge.

  fomesafen
(REFLEX 2L)
  0.25  
1 pt
  Good pre control of most annual broadleaves. Maximum of 1 pt pre and post in one year. Do not apply more than once in 2 yr to any soil. 30-day PHI. Most vegetable crops have an 18 month rotational restriction.

  halosulfuron
(SANDEA 75 WDG)
  0.023-0.047  
0.5-1 oz
  Apply after seeding and before cracking. Maximum 1 oz/crop cycle; maximum 2 oz/acre/year in 2 crop cycles. 30-day PHI.

  imazethapyr
(PURSUIT 2L)
  0.023-0.031  
1.5-2 fl oz
  Apply PPI or PRE after seeding. Use low rate for snap beans and on sandy soils. Do not apply after June 30. 30-day PHI. OBSERVE CROP ROTATION RESTRICTIONS ON LABEL.

  pendimethalin
(PROWL H20 3.8 ACS)
  0.95-1.42  
2-3 pt
  Apply before planting and incorporate 1-2 inches deep. Use high rate on soils with 3% or more organic matter.

  s-metolachlor
(DUAL MAGNUM 7.62EC)
  0.95-1.9  
1-2 pt
  Use lower rate on sandy soils with less than 3% organic matter. Incorporate 1-2 inches before planting or apply preemergence.

  trifluralin
(TREFLAN 4EC)
  0.5-0.75  
1-1.5 pt
  Apply before planting. Incorporate into soil 2-3 inches soon after spraying. Use lowest rate on sandy soils. Does not control ragweed.

Postemergence broadleaves   bentazon
(BASAGRAN 4L)
  0.75-1  
0.75-1 qt
  Apply after beans have more than 1 expanded trifoliate leaf to prevent crop injury. Two applications are needed for nutsedge and Canada thistle control. Do not apply more than 2 qt/acre/year.

  fomesafen
(REFLEX 2L)
  0.125-0.25  
0.5-1 pt
  Apply to beans with at least 1 trifoliate leaf. Maximum of 2 applications and 1.5 pt/acre/year. Include 0.25% NIS/acre. Do not apply to land more than once in 2 years. Most crops have an 18 month rotational restriction. 30-day PHI.

  halosulfuron
(SANDEA 75 WDG)
  0.023-0.035  
0.5-0.67 oz
  Apply after bean 2 trifoliate leaf stage, but before flowering. Controls nutsedge. Do not exceed 1 oz/acre/year. 30-day PHI.

  imazamox
(RAPTOR 1L)
  0.031  
4 fl oz
  Raptor must be applied in tank mix with Basagran. Apply to beans with at least 1 trifoliate leaf and before bloom. Include 0.25% NIS in spray mix. Good control of several broadleaves and grasses.

Postemergence grasses   clethodim
(SELECT MAX 0.97E)
  0.068-0.12  
9-16 fl oz
  Include 0.25% NIS/acre. One application per year. 21 day PHI.

  quizalofop
(ASSURE II 0.88E)
(TARGA)
  0.04-0.08  
6-12 fl oz
6-12 fl oz
  SNAP BEANS only. Apply to actively growing grasses in 10-20 gpa. Include 1 qt COC or 0.5 pt NIS/acre. 30-day PHI.

  sethoxydim
(POAST 1.5E)
  0.19-0.28  
1-1.5 pt
  Dry and succulent beans. Apply to actively growing grasses. Maximum of 4 pt/acre/year. Add 1 qt COC/acre. 15-day PHI for
succulent beans and 30 days for dry beans.