Got an Itch? Get the Weed! - Jweed zero itch! Three ingredients make up this fast acting itch relief, Jewelweed, petroleum jelly and glycerin. Simple and effective. Poison Ivy can be hard to get rid of, The rash just keeps popping up! Jweed works fast to speed the healing process and keep you itch free! Jewelweed is the plant Impatient Capensis and jewelweed has been used for years to combat tough cases of itching, especially Poison Ivy. Our Jewelweed has been cultivated from wild stock for several years to yield a superior strain that stops poison ivy,bug bites and all sorts of rashes from itching fast!