Robertson Navel Orange Semi-Dwarf Tree

--ROBERTSON-- The Robertson Navel Orange is our best selling winter-ripening variety. The tree is early ripening and heavy bearing with delicious, sweet fruit. The Robertson is a Cultivar of Washington Navel. Self-fertile Best for Zones 8-11/ Protect below 28 F For Zones 4-7, 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.   TREE SIZES: Primo Size Tree height ranges from 24"-36" tall and the trees are grown in a 5"x5"x12" air pruning tree pot. They have been grown to maximize root development in order to meet the demand of our growers.  The goal with this product is to provi