Rhubarb plants are ready. Finally the warm weather has made our rhubarb happy and they are looking great. Grown in organic soil and fertilized with buffalo compost tea – No chemicals – Limited supply. Here’s a tip for those who already grow it and want to rejuvenate your thin stemmed rhubarb. Every three or four years, when the first buds emerge, dig up, divide, and replant the clumps. Feed the transplanted pieces with a high-nitrogen fertilizer now and then intermittently over the summer. (Then resist doing any harvesting until the next year.