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All about apples, pears, plums, and cherries - and orchards where they are grown

Stanley plum

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Stanley

Stanley was developed at Geneva, New York in the 1920s, and has since become the major commercial plum variety grown in the eastern USA. It is productive, reliable, and precocious, producing heavy crops of blue-colored plums which are ideal for culinary purposes.

Stanley plum identification images

All images copyright Orange Pippin unless otherwise stated.

  • Stanley
  • Stanley

USDA identification images for Stanley

The identification paintings in the USDA Pomological Watercolor Collection span the years 1886 to 1942.

  • USDA watercolor image of Prunus domestica: Stanley
  • USDA watercolor image of Prunus domestica: Stanley
  • USDA watercolor image of Prunus domestica: Stanley
  • USDA watercolor image of Prunus domestica: Stanley
  • USDA watercolor image of Prunus domestica: Stanley

Citation: U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special Collections, National Agricultural Library, Beltsville, MD 20705.

Visitor reviews

  • 09 Oct 2019  VERMONT, United States
    A neighbor in Vermont gave me a bag of these from her tree. Excellent, sweet, small blue plum when picked ripe (3rd week of September here).

Tree register

United States

Canada

New Zealand

Origins

  • Species: Prunus domestica - European plum
  • Parentage: Agen x GrandDuke
  • Originates from: United States
  • Introduced: 1926
  • Developed by: NYAES Geneva

Identification

  • Country of origin: United States
  • Period of origin: 1900 - 1949
  • Fruit colour: Blue - dark
  • Flower colour: White
  • Leaf colour: Green
  • Annual cycle: Deciduous
  • Flower form: Single flower (5-8 petals)
  • Flesh colour: Golden / Yellow
  • Fruit size: Average
  • Fruit shape: Oval

Using

  • Cling-stone: Semi-freestone
  • Picking season: Late
  • Keeping (of fruit): 1 week
  • Flavour quality: Very good
  • Cropping: Heavy
  • Fruit persistence: Normal ripening
  • Food uses: Eating fresh
  • Food uses: Culinary
  • Picking month: September
  • Picking period: mid-September
  • Wildlife: RHS Plants for Pollinators

Growing

  • Gardening skill: Beginner
  • Flowering group: 3
  • Pollinating others: Good
  • Vigour: Slightly large
  • Precocity: Precocious
  • Bearing regularity: Regular
  • Self-fertility: Self-fertile
  • Sunlight: Prefers full sun
  • Pruning: Do not prune

Climate

  • Climate suitability: Temperate climates
  • Summer average maximum temperatures: Cool ( 20-24C / 68-75F)
  • Summer average maximum temperatures: Warm (25-30C / 76-85F)

Other qualities

  • Disease resistance: Average
  • Bacterial spot: Some resistance

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.



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