Asimina triloba Family: Annonaceae (~8 species) Common Name(s): Pawpaw Grown by: Katherine Pyle, Berkeley triloba - 3 lobes From eastern North America, the pawpaw is the only hardy member of a tropical family that also includes cherimoya. To 30 ft. tall; spreads as wide as high when grown alone. Purple cupshaped flowers produce ripe edible fruit in October, followed by attractive clear yellow autumn foliage. Fruit needs summer warmth to ripen properly. Sun, deep loamy, fertile soil and summer water are preferred. Note: some people experience dermatitis from the fruit. .. Photo by Steve Morse