(Tulip) These are an assortment of vigorous bulbs that bear some of the most attractive flowers in the spring and early summer. These plants are natives of Europe, western Asia and northern Africa. Tulips thrive in cooler climates; they can be grown in the South only if, after their purchase in the fall, the bulbs are stored at about 40 degrees sev... Found on http://www.encyclo.co.uk/local/10004