--RIO RED-- Rio Red Grapefruits have beautiful reddish-orange flesh with a salmon-colored rind This variety was introduced from Texas. Performs best in warm climates. Fruit ripens in winter and often holds the tree into spring. Wonderful for juice or eating fresh. Expect a regular medium-heavy crop of orange-sized fruit. Self-fertile Best for Zones 9-11/ Protect below 32 F For Zones 4-8, you can grow this tree in a pot and bring it indoors for the winter. Grafted onto semi-dwarf rootstock. Height at maturity: 10'-15' in the ground/ 6'-8' in pots By law, we cannot ship citrus trees to Alabama, Texas, Arizona, or Florida. SAVE ON SHIPPING: We can now ship potted fruit trees in MULTIPACK BOXES. Order as a 3-pack or 6-pack to save on the cost of shipping! This includes ALL PRIMO and ENTRY sized citrus, olive, fig, avocado trees and passion vines. END-ITEM --SHIPPING-- SAVE ON SHIPPING: We can now ship potted fruit trees in MULTIPACK BOXES. Order as a 3-pack or 6-pack to save on the cost of shipping! This includes ALL PRIMO and ENTRY sized citrus, olive, fig, avocado trees and passion vines. No customer pick-up. Due to agricultural restrictions, we cannot ship citrus trees to Alabama, Texas, Arizona, or Florida. We do not ship any items to the US Virgin Islands, Guam, Puerto Rico or to API/APO addresses, or to other countries at this time. Click here for More Shipping Information END-ITEM --LEARN MORE-- For more guidance on growing your Rio Red Grapefruit Tree, explore our citrus care resources: Helpful Citrus Growing Resources Acclimating Your New Citrus Tree Growing Citrus in Containers Citrus Growing FAQ's All About HLB (Huanglongbing / Citrus Greening Disease) Shop Related Citrus Varieties Shop All Grapefruit & Pomelo Trees Shop All Lemon Trees Shop All Orange Trees Shop All Mandarin Trees Recommended Growing Supplies DIY Primo Potting Soil Mix for Containers Romeo Plant Food- Our Recommendation for Citrus in Pots G&B Organics Fruit and Citrus Tree Fertilizer Starter Pots END-ITEM