I leave at least 10–15 feet between dwarf and semi-dwarf trees so they have room to spread. Why These Apple Trees Are Worth Planting Apple trees bring beauty, fragrance, and food to your yard.

Standard apple trees want to be spaced at least 20 feet apart, while semi-dwarf trees can be 12-15 feet apart and dwarf apple trees 6-8 feet. ... Gala Apple Tree. Crimson Crisp Apple.