2024 Range & Pasture Western Rangeland Weed & Brush ID Guide

Annual Weeds

HEMP *T* Cannabis sativa L.

Life Cycle: Annual Plant Description:

An erect, very tall summer annual also known as ditchweed. This plant has palm shaped compound leaves with 5 to 9 leaflets. Male and female flowers occur on separate plants. The stems are rough to the touch and can exude a sap with a distinctive smell.

Treatment: Apply 16 fluid ounces of HighNoon ® herbicide to actively growing plants in spring to early summer. Increase rate as season progresses and plants mature.

25

Made with FlippingBook - Share PDF online