What is to put forth new shoots from the root, or round the bottom of the original stalk; as, wheat or rye tillers; some spread plants by tillering. [Sometimes written tillow.] called?

tiller — To put forth new shoots from the root, or round the bottom of the original stalk; as, wheat or rye tillers; some spread plants by tillering. [Sometimes written tillow.]. (Webster's 1913.)