Alpenglow Maple

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A Small, Ultra-Hardy Maple With Red Samaras and Crimson Fall Alpenglow Maple (Acer tataricum 'Alpenglow') is a compact, upright Tatarian maple that lights up twice a year — first w ith showy clusters of bright red samaras (winged seeds) in summer, then with brilliant crimson-red fall color. At a manageable 15–20 feet, it's tough, adaptable, and exceptionally cold-hardy, thriving where full-size shade trees won't fit. Whether you want a small specimen by a Minneapolis patio, a hardy boulevard tree in St. Paul, or a four-season ornamental in an Eden Prairie bed, Alpenglow delivers big color on a small frame. Alpenglow Maple Plant Details Attribute Detail Scientific Name Acer tataricum 'Alpenglow' Common Names Alpenglow Maple, Alpenglow Tatarian Maple, Tatarian Maple Mature Height 15–20 feet Mature Width 12–15 feet — upright, rounded habit Growth Rate Moderate — about 1–1.5 feet per year in Minnesota Sun Full sun to part shade — best fall color and samara display in full sun Water Moderate. Tolerates average rainfall once established; quite adaptable to dry spells. USDA Zones 3–8 (Twin Cities is zone 4b–5a) — extremely cold-hardy Soil Very adaptable — tolerates Minnesota clay-loam and a wide pH range. Prefers well-drained loam. Foliage Deciduous — clean green summer leaves; showy bright red samaras (winged seeds) in summer Fall Color Brilliant crimson-red Winter Hardiness Reliable to USDA zone 3 — one of the hardiest ornamental maples available Deer Resistance Moderately deer-resistant; protect young stems the first 2 winters Native Status Not native — Tatarian maple is native to southeastern Europe and western Asia. Tough and hardy; it can self-seed, so site it where stray seedlings are easy to manage. Alpenglow Maple Uses in Minnesota Landscapes Small-Space Specimen At a mature 15–20 feet, Alpenglow fits a courtyard, entry bed, or patio corner where a full-size maple would overwhelm. Its upright, rounded form and twin seasons of color — red samaras in summer, crimson leaves in fall — make it a standout focal point on a small Twin Cities lot. Tough Boulevard and Street Tree Tatarian maples are famously durable, tolerating clay, a wide pH range, and urban conditions, which makes Alpenglow a dependable small street or boulevard tree where overhead space is limited. Four-Season Accent and Informal Screen The showy red samaras give it midsummer interest most small trees lack, and planted in a row 8–12 feet apart it forms a tough, hardy informal screen with a wall of fall color. Best Time to Plant Alpenglow Maple in Minnesota Plant in spring (late April–May, after the ground thaws) for a full growing season of root establishment, or in early fall (late August–early October) while the soil is still warm. Get it in the ground at least six weeks before the ground freezes — typically mid-November in the Twin Cities. Avoid mid-summer planting in heat and humidity. Hardy deciduous trees and shrubs, including balled-and-burlapped stock, plant successfully through the end of October, and in spring once the ground thaws in late April. How to Plant Alpenglow Maple Dig wide, not deep — 2–3x the root ball width but only as deep as the ball is tall, so the root flare sits at or slightly above grade. Check for clay hardpan — if water pools and won't drain, break through the clay layer or mound-plant slightly to improve drainage. Backfill with the native soil mixed with 20–30% compost; don't build a pure-compost "container" the roots won't grow beyond. Spacing — give a single specimen 12–15 feet of clearance; space an informal screen or hedge 8–12 feet apart. Build a 3–4 inch watering ring to direct water to the roots, then flatten it before winter so it doesn't trap ice. Mulch with 2–3 inches of shredded bark or wood chips in a wide ring, kept 2 inches off the trunk. Never use gravel mulch in Minnesota — it doesn't insulate roots. Watering Alpenglow Maple in Minnesota First Year Watering Schedule Weeks 1–2: water deeply and slowly every 1–2 days. Month 1–2: every 3–4 days. Month 3–6: every 5–7 days during active growth, easing off when rainfall is adequate (the Twin Cities average about 3 inches a month from June through August). Stop watering 2–3 weeks before the ground freezes — usually late October — so the plant doesn't push tender growth heading into winter. After Year One Once established, Alpenglow is very low-maintenance and quite drought-tolerant, needing supplemental water mainly during extended droughts (two-plus weeks with no rain and temps above 80°F). Soak deeply every 7–14 days when needed. Will Alpenglow Maple survive a Minnesota winter? Yes — easily. It's a Tatarian maple rated to USDA zone 3 and is one of the hardiest ornamental maples you can plant, fully at home anywhere in the Twin Cities. How big does it get? It stays small — about 15–20 feet tall and 12–15 feet wide — which makes it ideal for courtyards, patios, and tight spots where a large maple won't fit. What are the red "flowers"? Those eye-catching red clusters in summer are the samaras (winged seeds), not flowers — they're the signature feature of Alpenglow and give it a long season of color before the leaves even turn. Is it native to Minnesota? No — Tatarian maple is native to southeastern Europe and western Asia. It's extremely tough and hardy, but it can self-seed, so plant it where occasional volunteer seedlings are easy to pull or mow. Does it tolerate clay soil? Yes. Alpenglow handles Minnesota clay-loam and a wide pH range, which makes it one of the easiest small ornamental trees to place. You May Also Like Flame Amur Maple — a small, ultra-hardy maple with brilliant red fall color for tight spaces. Scarlet Jewell Red Maple — a tidy red maple with early, brilliant scarlet fall color for mid-size lots. North Wind Maple — a cold-hardy upright Japanese maple bred at the University of Minnesota. Inferno Sugar Maple — a native sugar maple selected for fiery scarlet-red fall color. Serviceberry — a small native tree with spring flowers, edible berries, and orange-red fall color. How Many Alpenglow Maple Do I Need? Alpenglow is a small ornamental tree maturing 12–15 feet wide, usually planted as a single specimen by a patio or entry. Give one tree 12–15 feet of clearance from buildings and other trees. For an informal screen or a row of fall color, space trees 8–12 feet apart. For a loose grouping, plant 3 spaced about 10 feet apart so the canopies just touch at maturity. Alpenglow Maple Season-by-Season in Minnesota Spring: Small greenish flowers open as the leaves emerge, offering early pollen before the foliage fills in. Summer: Clean green leaves set off showy clusters of bright red samaras (winged seeds) — the signature midsummer show most small trees lack. Fall: Foliage turns brilliant crimson-red, lighting up the small frame. Winter: Bare, the upright rounded branching adds quiet structure to the bed. At a Glance ✔ Deer-Resistant ✔ Drought-Tolerant (once established) ✔ Four-Season Interest Plant It With Flame Amur Maple — a small, ultra-hardy maple with brilliant red fall color for tight spaces. Autumn Brilliance Serviceberry — a small native tree with spring flowers, edible berries, and orange-red fall. Brandywine Red Maple — a larger red maple to echo the crimson fall color on a bigger scale. Autumn Blaze Maple — a fast, reliable red-orange fall-color maple for the main shade canopy. Is Alpenglow Maple Right for Your Yard? Alpenglow thrives in full sun (where the samaras and fall color peak) on almost any soil, including clay, and shrugs off cold, drought, and urban stress on a tidy 15–20 foot frame. Not a fit if you need a large, fast shade tree, or if you can't tolerate the occasional volunteer seedling — site it where stray seedlings are easy to pull or mow. Show more