What are some adaptations of hemp stems?

My wife is a woven and knit textile designer for a company that produces environmentally sustainable fabric for apparel. They use hemp among other fibers. They have tested the bast fiber (which is from the stems) a lot. read more

The plant is an annual that varies from 5-15 ft in height. It is dioecious with hollow stems and palmate leaves. There are small, secretory, resin-producing glands that occur on the epidermis of most of the above-ground parts of the plant. Extensive root systems help in its ability of hemp crops to exploit deep supplies of nutrients and water. read more

Soil moisture will affect the ability of the root to penetrate deep into the soil profile, hemp can demonstrate adaptations to a variety of soil moisture conditions. In some soils the taproot may penetrate 6-12 inches (15-30 cm) deep. read more