Plant Name: Satsuma Plum
Scientific Name: Prunus salicina ‘Satsuma’ — Satsuma Japanese Plum
Mature Height: 15–20 ft
Mature Spread: 12–18 ft
Growth Rate: Fast (2–3 ft/year)
Sun: Full sun
Water: Moderate; ~10–15 gal/week while establishing, then ~15–20 gal every 7–10 days once established; increase during fruit development and extreme heat
Foliage: Medium green, deciduous
Fall Color: Yellow to orange
Flower Color: White
Bloom Time: Early spring
Fruit: Medium to large, round, dark red to purple skin with deep red to burgundy flesh; sweet, juicy, and mildly tart
Harvest Time: July–August
Hardiness Zones: 5–9 (−20°F to 20°F)
Features: Distinctive deep-red flesh; excellent fresh-eating plum; attractive fruit; juicy texture; productive
Additional Facts: Partially self-fruitful, but a compatible Japanese plum such as Santa Rosa can improve fruit set and crop size. Satsuma is particularly prized for its striking red flesh.