[header] How to identify kudzu [title] Look for trifoliate leaves, or formations with 3 leaflets attached at each node. [step] All 3 leaves will be attached to the stem on their own petiole, or stalk. The central leaf's petiole will be about 3/4 inch (19 mm) long, while the 2 outer leaves have much shorter petioles. 
[title] Look for egg shaped, medium green leaves. [step] Generally, the central leaflet will have 3 lobes, or rounded projections.