giant foxtail

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Related to giant foxtail: green foxtail, yellow foxtail, velvetleaf
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Noun1.giant foxtail - two species of coarse annual foxtails that are naturalized weeds in United States
foxtail, foxtail grass - grasses of the genera Alopecurus and Setaria having dense silky or bristly brushlike flowering spikes
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The company said SHIELDEX 400SC controls a wide range of broadleaf and grass weeds, including troublesome weed, tall waterhemp, Palmer amaranth, giant ragweed and giant foxtail. The unique HPPD technology powers SHIELDEX 400SC provides growers with a flexible new tool in the battle against herbicide resistance.
"Reducing seed banks of annual weeds such as common lambsquarters, giant foxtail, and common waterhemp is among the most important steps that farmers can take in managing weed populations in crop fields," says ARS ecologist Adam S.
Weeds per row % crop yield Weed Crop or area reduction Giant foxtail Soybeans 1 weed/ft 13 Velvetleaf Soybeans 1 weed/3 ft 34 Smooth pigweed Soybeans 1 weed/ft 25-27 Sicklepod Soybeans 1 weed/ft 30 Palmer amaranth Soybeans 1 weed/ft 64 Common cocklebur Soybeans 1 weed/ft 87 Giant foxtail Corn 1 weed/ft 7 Hemp dogbane Corn 1 weed/ft 15 Hemp dogbane Sorghum 1 weed/ft 30 Sicklepod Cotton 1 weed/3 ft 40 Common cocklebur Cotton 1 weed/3 ft 40-60 Wild oat Sugar beet 1 weed/ft 22 Wild oat Wheat 1 weed/[ft.sup.2] 11 Table 14-2 Prohibited, restricted, and secondary noxious weed lists for Minnesota.