Superior Plum
Prunus domestica 'Superior'
PROO-nus doh-MESS-tik-uh
Fruit Trees: Plum Tree
Zone
3: -40° to -30°
Min. Temp
Frost Tolerant: 24°
A plum tree for northern gardens. This robust tree produces abundant crops of fire-red fruit with sweet, juicy, yellow flesh. Dessert plums like these are ideal for eating fresh off the tree. Clingstone.
Appearance
Summer Foliage
Green
Fall Foliage
Red
Flower Color
White
Blooming Time
Mid Spring - Late Spring
Habit
Rounded
Height
15–20 ft
Spread
15–20 ft
Characteristics
Type
Hybrid
Safety
Edible Parts
Growth Rate
Moderate
Traits
Semi-Dwarf
Tolerance/Resistance
Cold Hardy
Attracts
Attracts Honeybees & Pollinators; Attracts Birds
Uses/Placement
Culinary
Optimal Growing Conditions
Sun Exposure
Full Sun: 8-12 hrs
Soil Texture
Loamy
Soil Drainage
Well-drained
Soil Moisture
Average to Moist
Soil PH
Slightly Acidic: 6.0-6.5
PH Tolerance
Prefers slightly acidic soil
PH Correction
Acidic soil improves flowering and fruiting
Soil Amendment(s)
Compost
Fertilizer
Moderate Feeder
Fertilizer Formula
Balanced Fertilizer
Fertilizer Timing
Pre-Fruiting
Micronutrients
Iron Supplement Recommended
Care
Care Level
Moderate
Behavior and Propagation
Spreading
Moderate Spreader
Propagation Method
Requires Cross-Pollination from same species, different variety
Propagation Licensing
Trademarked cultivar
Division Timing
Rarely Needs Division
Fruit and Pollination
Fruit Size
Large
Fruit Characteristics
Sweet
Ploidy
Diploid
Fruit Firmness
Medium All Purpose
Pollination Method
"Requires Cross-Pollination from same species, different variety"
Pollination
Needs another plum to pollinate
Chill Hours
Very High Chill 1200+ hours