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Transplanting Japanese Maples: Timing and Technique

Optimal Transplant Windows

  • Spring: After frost, before leaves fully unfurl
  • Fall: When leaves color, before ground freezes
  • No foliage = less windburn risk

Root Ball Requirements

Deciduous trees MUST have soil ball. Protect exposed roots with wet burlap/newspaper/plastic. Minimize wind/sun exposure. Prepare new hole FIRST.

Root Ball & Hole Sizing

For deciduous trees:

  • Width: 9-12 inches per 1 inch trunk diameter
  • Depth: 6 inches per 1 inch trunk diameter
  • Example: 2-inch trunk → 18-24" wide, 12" deep ball

Planting Procedure

  1. Dig new hole 2x root ball size
  2. Place root ball at ground level
  3. Backfill with good topsoil
  4. Mulch 3 inches max, not touching trunk
  5. Water thoroughly

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