Box Elder
Acer interius
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Pl. 1C90 — Acer interius
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IOverview
Overview
Box Elder, scientifically known as Acer interius, is a deciduous tree that thrives in full to partial sun and prefers moist, well-drained soils ranging from light (sandy) to heavy (clay). Native to North America, this species can grow up to 20 meters tall and is characterized by its compound leaves with three to five leaflets, setting it apart from other maple species. Box Elder is valued for its edible sap, which can be tapped similarly to maple syrup production. Its adaptability to various soil types and pH levels (optimal between 5 and 7.8) makes it a versatile addition to landscapes. The tree's rapid growth rate and tall stature make it an attractive choice for larger gardens and parks. While Box Elder is not known for medicinal uses, its sap can serve as a natural sweetener, offering a unique alternative to traditional sugar sources.
Quick answers
What is Box Elder?
Box Elder, scientifically known as Acer interius, is a deciduous tree that thrives in full to partial sun and prefers moist, well-drained soils ranging from light (sandy) to heavy (clay).
Growingconditions · propagation · uses
VCultivation
Cultivation
Box Elder thrives in full to partial sun and prefers moist, well-drained soil that can be light (sandy), medium, or heavy (clay). The tree grows up to 20 meters tall and is hardy in temperate regions. Sap from the Box Elder can be harvested for edibility. Maintain a pH range of 5 to 7.8 for optimal growth.
Light
Full sun, Partial sun/shade
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Habit
Tree
Mature size
20.0 m tall
Soil pH
5–7.8
For first-time growers
How to grow Box Elder for the first time
8steps
Start with a simple Box Elder tree to gain experience in basic gardening.
- 1
What you'll need
A young Box Elder sapling, a trowel, and mulch.
- 2
Best time to plant
Plant in spring after the last frost or fall before the first freeze.
- 3
Soil and container prep
Ensure soil is well-draining with a pH between 5 and 7.8; prepare a hole twice as wide but not deeper than the root ball.
- 4
Sowing or transplanting
Transplant young saplings directly into the ground, spacing them about 20 meters apart for full growth.
- 5
First two weeks
Water regularly to keep soil moist; mulch around the base to retain moisture and suppress weeds.
- 6
Ongoing care
Provide consistent watering during dry spells; fertilize once a year in early spring with a general-purpose fertilizer.
- 7
Harvest or pruning
Prune young trees for shape, removing weak branches. Mature trees may need occasional shaping but are not typically harvested.
- 8
Common mistakes
Overwatering, planting too deep, and neglecting proper pruning techniques.
VIEdible & utility
Edible & utility
Edible parts:Sap
Edible uses: Sweetener
Other uses:Preservative
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Companion planting
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