Dear Master Gardener: I was given a small plant as a gift last spring. It grew into a gigantic plant with striking leaves and spiky pink seed pods. I've learned it is a castor bean plant. I'd like to ...
Castor bean plants (Ricinus ommunis) are easy to grow from seed when provided with sun and moist, loamy soil. The seeds produce a vibrant plant with large, star-shaped foliage that can grow up to 10 ...