Weed Control in Beets1
William M. Stall2
Beets can be found as red beets, table beets, or garden beets. Both the tops (greens) and the bottoms (swollen hypocotyle) may be eaten. Always check the label on beet greens because residue establishment varies.
Tables
Chemical weed controls: Beets.
Herbicide |
Labeled crops |
Time of application to crop |
Rate (lbs. AI./Acre |
|
Mineral |
Muck |
|||
Carfentrazone (Aim) |
Beets |
Preplant directed-hooded Row-middles |
0.031 |
0.031 |
Remarks: Aim may be applied as a preplant burn-down treatment and/or as a post-directed hooded application to row middles for the burndown of emerged broadleaf weeds. May be tank mixed with other registered herbicides. May be applied at up to 2 oz (0.031 lb ai).Use a quality spray adjuvant such as crop oil concentrate (coc) or non-ionic surfactant at recommended rates. |
||||
Clethodim (Select) (Arrow) (Select Max) |
Garden beet |
Post |
0.09 - 0.125lb |
0.09 - 0.125lb |
Remarks: Apply for the control of emerged grass weeds. Apply at 6 - 8 fl oz per application. Use a crop oil concentrate at 1% v/v in the spray mix. Use a non-ionic surfactant at .25% v/v with Select Max. Do not apply within 30 days of harvest. |
||||
Ethofumisate (Nortron) |
Garden beet |
Preemergence Post |
1.875 0.164 - 0.328 |
----- |
Remarks: : May be applied preplant or preemergence at 60 fl oz/A or postemergence when beets are in the 2 and 4 leaf stage at 5.25 fl oz./A or at the 6 to 8 leaf stage at 10.5 fl oz/A. Read the label for specific cautions. |
||||
Glyphosate (Several) |
Red beet |
Prior to emergence |
0.375 - 1.5 |
0.375 - 1.5 |
Remarks: For control of emerged weeds prior to planting or crop emergence. Has no residual soil activity. Check the label for weeds and rate for control. |
||||
Phenmedipham (Spin-aid) |
Red beet |
Post-directed |
0.5 – 1.0 |
0.5 – 1.0 |
Remarks: Apply after red beets reach the 4-6 leaf stage at 3-6 pints product/A. For best control, weeds should be small and actively growing. |
||||
Phenmedipham and Desmedipham (Betamix) |
Red (table) beet |
Post |
0.24 – 0.48 |
---- |
Remarks: May be applied at 2, 4 and/or 6 leaf stage. Three applications may be made. Do not add an adjuvant or wetting agent. Apply 1.5 pt at 2 leaf stage, 1.5 – 2.3 pts at the beet 4 leaf stage and 1.5 – 3.0 pts when beets are in the 6 leaf stage |
||||
Pyrazon (Pyramin) |
Beet |
Preemergence early Postemergence |
3-3.5 |
---- |
Remarks: Apply preemergence or early postemergence to beet and weeds for control of many broadleaf weeds. Do not use on muck soils. |
||||
Sethoxydim (Poast) |
Beet, garden |
Post |
0.47 |
0.47 |
Remarks: Apply for control of emerged grass weeds. Two applications of up to 2.5 pts each may be made per season. Do not apply within 60 days of harvest. Use a crop oil concentrate in the mix. |
||||
Footnotes
This document is HS951, one of a series of the Horticultural Sciences Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida. Original publication date August 1, 2003. Revised March 2010. Visit the EDIS website at http://edis.ifas.ufl.edu.
William M. Stall, professor, Horticultural Sciences Department, Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida, Gainesville, 32611.
The use of trade names in this publication is solely for the purpose of providing specific information. It is not a guarantee or warranty of the product named, and does not signify that they are approved to the exclusion of others of suitable composition.
The Institute of Food and Agricultural Sciences (IFAS) is an Equal
Opportunity Institution authorized to provide research, educational
information and other services only to individuals and institutions
that function with non-discrimination with respect to race, creed,
color, religion, age, disability, sex, sexual orientation, marital
status, national origin, political opinions or affiliations.
For more information on obtaining other extension publications,
contact your county Cooperative Extension service.
U.S. Department of Agriculture, Cooperative Extension Service,
University of Florida, IFAS, Florida A. & M. University Cooperative
Extension Program, and Boards of County Commissioners Cooperating. Millie Ferrer-Chancy,
Interim Dean.
