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Alderman Plum Tree
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Alderman Plum Tree

Our Most Cold-Hardy Plum!

Developed at the Univ. of MN, Alderman is extremely cold hardy. Huge, dark red, sweet and juicy clingstone fruit ripens mid July. Gorgeous spring blooms! Can bear one year after planting. Pollinate with Superior. Zones 3-7.

Why buy a Deluxe package - Deluxe fruit trees include 2 oz. Quik-Cal Pelletized Calcium to enhance fruit quality, 12 oz. bag of Fruit Tree Food Starter Formula, easy-to-use tree ties, a premium tree guard to protect the trunk from gnawing pests, mowers and weed trimmers, and a copy of Backyard Horticulture for Fun and Profit—How to Make $10,000 in Your Spare Time.

NOTE: We are unable to ship our trees to PO Boxes at this time.

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  • Price
  • 74412
  • 2-4' Reachables bareroot
  • Out of Stock
  • 68048
  • Standard 2-4 ft.
  • Out of Stock
  • 62654
  • Standard Deluxe
  • Out of Stock
  • 74413
  • 2-4' Reachables bareroot
  • Out of Stock
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Product Details

  • Botanical Name: Prunus domestica 'Alderman'
  • Height: Standard: 15-20 feet
  • Spacing: Standard: 15-20 feet
  • Depth: Locate the planting depth indicator, the marked line above the tree's root system. The graft should be about 2 inches above the soil surface.
  • Spread: Standard: 12-16 feet
  • Light Required: Full Sun
  • Pollinator: Superior, Waneta (both will do ok in zone 3).
  • Yield: Standard: 100 - 130 pounds at maturity.
  • Color: White blossoms.
  • Foliage: Brilliant green foliage.
  • Blooms: Mid Season
  • Fruit: Huge, dark red, sweet and juicy clingstone fruit.
  • Zone: 3 - 7 (-40° F.)
  • Form: Deciduous, spreading.
  • Flower Form: White blossoms.
  • Soil Requirements: Well-drained, fertile loam soil.
  • Growth Rate: Vigorous growth rate.
  • Pruning: The best time to prune plums is early Spring or early Summer during a dry day. Never prune in Winter (to avoid silver leaf disease).
  • Size: Small blossoms.
  • Comments: Gorgeous Spring blooms! Can bear one year after planting. Developed at the University of Minnesota. It is extremely cold hardy.

Planting Success: Step by Step


Trees - Unboxing
Trees - Unboxing
Trees - Planting Delayed
Trees - Planting Delayed
Trees - Site Prep
Trees - Site Prep
Trees - Planting
Trees - Planting
Trees - Fertilizer/Staking/Mulching
Trees - Fertilizer/Staking/Mulching
Trees - Reachables
Trees - Reachables

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