Plant Name: Granny Smith Apple
Scientific Name: Malus domestica ‘Granny Smith’ — Granny Smith Apple, Granny Smith
Mature Height: 12–15 ft (semi-dwarf)
Mature Spread: 12–15 ft
Growth Rate: Moderate–fast (1–2 ft/year)
Sun: Full sun
Water: Moderate; ~10–15 gal/week while establishing, then ~15–25 gal every 2–3 weeks during dry periods
Foliage: Medium green, deciduous
Fall Color: Yellow to yellow-orange
Flower Color: White to pale pink
Bloom Time: Mid-spring
Fruit: Medium to large, bright green, very firm and crisp; tart, acidic flavor
Harvest Time: October–November
Hardiness Zones: 5–8 (−20°F to 20°F)
Features: Excellent fresh-eating and cooking apple; exceptionally crisp; excellent storage life; holds its texture well when cooked
Additional Facts: Late-ripening variety that generally performs best in areas with a long growing season. Requires a compatible apple cultivar for reliable cross-pollination. Fruit can remain on the tree after reaching maturity and stores for several months under proper conditions.