Goldilocks Rocks (Bidens) Live Plant, Yellow Flowers, 4.25 in. Grande Goldilocks Rocks Bidens from Proven Winners has bright yellow flowers and green foliage. It is heat and drought tolerant. Prefers full sun (6+ hours). Grows to be 1 foot tall and 1-1.5 feet wide. Always ships in bloom year-round. Annuals are 5-10 inches tall when they are shipped. Hardiness Zones: 9-11. 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. Goldilocks Rocks is perfect for hanging baskets, window boxes, and landscapes. 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.