Castor bean is an evergreen herbaceous or semi-woody large shrub or small tree. This robust tender perennial can grow to 40 feet tall, developing woody stems over a few years in frost-free climates. ... Flowers are produced in dense inflorescences 8-18″ tall at the tops of the stems.

Does caster oil plant flowers?

Also known as the Japanese aralia or castor oil plant, mature Fatsia plants produce exotic spikes of creamy white flowers.

Why are castor beans illegal?

They're also deadly and illegal to grow in Oklahoma. In addition to their valuable oil, castor beans contain the toxic protein ricin — a substance so deadly it's been used in chemical and biological weapons. Just a couple of milligrams of ricin will kill an average adult.