Also known as “Crown Plant” due to its unique flowers; this type of milkweed is also known for its hardy, sizable leaves. It can grow over 6 feet tall and is very resilient in the face of many hungry caterpillars. The host plant to monarchs, queen, and soldier butterfly species. It can grow tall and stocky or even be tamed into a “tree” Full sun and blooms year-round; cut back during autumn to tame your caterpillar population naturally.