Russian thistle Russian thistle R ussian thistle is similar to kochia, except that it has very narrow, needlelike leaves.
Young seedlings emerge in the spring and resemble a miniature pine tree.
Mature Russian thistle branches and produces a globular plant like kochia. Leaves get a sharp, spiny tip. Russian thistles break off at ground level in the fall and become tumbleweeds. Management - Several herbicides provide good control of Russian thistle. Need more information on control refer to KSU Chemical Weed Control Guide .