[header] How to buy rhubarb [title] Recognize the different rhubarb crops. [step] Knowing the seasons and crops of rhubarb can help you buy the most optimal one for your purposes. The first, or forced, crop grows in pots and is harvested between january and early february. 
This rhubarb is more tender and delicately flavored. The second, or maincrop, crop arrives between late march and early june.