CLEMATIS: Always called the "Queen of Vines," nothing else makes the spectacular show of a clematis in full bloom. In almost all zones, these magnificent plants decorate mailboxes, trellises and porches with cascades of some of the most beautiful blooms in the flower kingdom, and they're not difficult to grow. There's no reason you can't add them to your landscape.

This stunning, blue-flowered clematis is very easy to grow. The added bonus is the attractive, fluffy seed heads which follow. Height: 36-48 inches. Hardy in zones 3-9. Proper name: Clematis alpina. Plant History: This Southern European Clematis is from a range of some 250 species. The word "clematis" comes from the Greek for "climbing plant."