USDA identification images for Castleton
The identification paintings in the USDA Pomological Watercolor Collection span the years 1886 to 1942.
Citation: U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special Collections, National Agricultural Library, Beltsville, MD 20705.
Parents and other ancestors of this variety
- Valor (parent)
Visitor reviews
Tree register
We don't have any registered trees for this variety yet. If you have a Castleton tree you can register it here.
Origins
- Species: Prunus domestica - European plum
- Originates from: New York, United States
- Introduced: 1993
- Developed by: Cornell University
Identification
- Country of origin: United States
- Period of origin: 1950 - 1999
- Fruit colour: Blue - dark
- Flower colour: White
- Leaf colour: Green
- Annual cycle: Deciduous
Using
- Picking season: Early
- Keeping (of fruit): 1 week
- Flavour quality: Good
- Flavour style (apples): Sweet/Sharp
- Cropping: Heavy
- Food uses: Eating fresh
- Food uses: Culinary
- Picking period: early August
- Wildlife: RHS Plants for Pollinators
Growing
- Gardening skill: Beginner
- Flowering group: 3
- Pollinating others: Average
- Ploidy: Diploid
- Vigour: Slightly large
- Precocity: Precocious
- Bearing regularity: Regular
- Growth habit: Spreading / Flat-topped
- Self-fertility: Partially self-fertile
Climate
- Cold hardiness (USDA): Zone 4 (-34C)
- Climate suitability: Temperate climates
- Summer average maximum temperatures: Cool ( 20-24C / 68-75F)
- Summer average maximum temperatures: Warm (25-30C / 76-85F)
Where to buy trees
The following tree nurseries offer Castleton plum trees for sale:
- Orange Pippin Fruit Trees (USA) United States
Castleton plum trees
Where to buy fresh fruit
No orchards have registered as growing this variety. If you grow this and want to register please go to our Orchard Registration form.