Supertunia Royal Velvet (Petunia) Live Plant, Purple Flowers, 4.25 in. Grande Supertunia Royal Velvet from Proven Winners has purple flowers that attract butterflies and hummingbirds. This award winner is heat and drought tolerant. Prefers partial to full sun (4+ hours). Grows to be 6-12 inches tall and 1.5-2feet wide. Trails up to2.5 feet. Always ships in bloom year-round. Annuals are 5-10 inches tall when they are shipped. Hardiness Zones: 10-11. Be sure to check your USDA Hardiness Zone if you want this plant to come back year after year. Hand-picked by experienced shippers and delivered fresh from the greenhouse in a 4.25 in.grande container. Proven Winners guarantees all of its plants are correctly packaged in specially designed boxes, arrive in good condition and are accurately labeled. Supertunias are perfect for hanging baskets, window boxes, landscapes, mass plantings, and combinations. To introduce the most unique, highest quality plants, Proven Winners are tested for years in gardens across the world. Our plants are unsurpassed in terms of flowering, growth and garden performance.