Blackcurrant is a perennial shrub, and blackcurrant main branches live for 6 to 10 years. The main branch terminal buds extended growth, lateral axillary buds to produce branches. The terminal buds can only last 2~3 years, the 3rd~4th terminal buds only form clusters of flower buds, and gradually die of senescence. This ecological habit of light-loving, cold-resistant, with seeds, cuttings or pressure can be reproduced, cultivation and management is easy, high economic value, suitable for the development of cold regions in the north. with several yellow-brown or brown scales, pubescent and yellow glandular.