Ice Dragon Maple

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A Cascading Cold-Hardy Japanese Maple With Crimson Minnesota Fall Ice Dragon Maple (Acer × 'Ice Dragon') is a breakthrough cold-hardy Japanese-maple hybrid bred for our climate — a Jade-series selection with a graceful, cascading habit and brilliant crimson fall color. Reliable to USDA zone 4 (about -25°F), it stays compact at 12–15 feet and brings the weeping lace-leaf look to gardens where standard Japanese maples simply won't survive. Whether you want a living-sculpture focal point in a Wayzata entry bed, a four-season jewel by a Shoreview patio, or an elegant accent in a Roseville courtyard, Ice Dragon makes it possible in the Twin Cities. Ice Dragon Maple Plant Details Attribute Detail Scientific Name Acer × 'Ice Dragon' Common Names Ice Dragon Maple, Ice Dragon Japanese Maple, Jade-series Maple Mature Height 12–15 feet Mature Width 8–10 feet — compact, cascading habit Growth Rate Slow to moderate — about 8–14 inches per year in Minnesota Sun Part shade preferred — give it afternoon shade and shelter from harsh sun and wind Water Prefers consistent moisture, especially in the first two years; tolerates short dry spells once established. USDA Zones 4–8 (Twin Cities is zone 4b–5a) — reliable to about -25°F, hardy for a Japanese-type maple Soil Prefers well-drained, slightly acidic soil — amend Minnesota clay-loam with compost. Avoid soggy or high-pH spots. Foliage Deciduous — finely cut, cascading foliage Fall Color Brilliant crimson Winter Hardiness A Jade-series hybrid bred for zone 4 — reliable with a sheltered site and first-winter protection Deer Resistance Moderately deer-resistant Native Status Not native — a cold-hardy Japanese-maple hybrid; species origins in Japan, Korea, and China Ice Dragon Maple Uses in Minnesota Landscapes Cascading Specimen and Focal Point Ice Dragon's weeping, finely cut foliage makes it a living sculpture — ideal as a focal point in a protected entry bed, beside a patio, or spilling over a low wall or boulder. Site it where a building, fence, or larger plants buffer harsh winter wind and afternoon sun. Container and Small-Space Plant At a compact 12–15 feet, Ice Dragon suits a large container or a tight planting bed on a sheltered Twin Cities patio. In a pot, give it extra winter protection — move it to an unheated garage or insulate the roots, since container roots are far less hardy than in-ground roots. Shade and Woodland Gardens Under the dappled light of mature oaks and maples, Ice Dragon thrives where afternoon sun is filtered — a graceful, cascading addition to a shaded Minnesota woodland or Japanese-style garden alongside hostas, ferns, and other shade plants. Best Time to Plant Ice Dragon Maple in Minnesota Plant in spring (late April–May, after the ground thaws) so it has the full growing season to establish roots before its first winter — the safest choice for a marginally hardy plant in our climate. Early fall (late August–mid September) can also work if you plant early enough to root in before freeze and protect it the first winter. Avoid mid-summer planting in heat. 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 Ice Dragon Maple Choose a sheltered spot first — protection from harsh afternoon sun and winter wind matters more than anything else for a Japanese maple in Minnesota. 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. Ensure good drainage — Japanese maples hate wet feet. If water pools, break through clay hardpan or mound-plant slightly. Backfill with native soil mixed with 25–30% compost to lighten clay and add the slightly acidic organic matter Japanese maples prefer. 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, to insulate roots through winter. Never use gravel mulch. Watering Ice Dragon 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 4–6 days during active growth — Japanese maples like steady moisture and dislike drying out. Ease off as rainfall allows. Stop watering 2–3 weeks before the ground freezes — usually late October — so it doesn't push tender growth into winter. A deep soak just before freeze-up helps it ride out winter desiccation. After Year One An established Ice Dragon still prefers more consistent moisture than a typical shade tree — water deeply every 5–10 days during dry spells, especially in hot weather, and mulch well to keep roots cool and evenly moist. Will Ice Dragon Maple survive a Minnesota winter? Yes — it's a Jade-series hybrid bred for zone 4 (about -25°F). Give it a sheltered site out of winter wind and, in its first winter or two, wrap or shelter the young plant and mulch the roots heavily for insurance. Does it need shade? Afternoon shade is best. Full Minnesota afternoon sun can scorch the fine cascading foliage, so site it for morning sun and dappled or filtered light later in the day. Is it native to Minnesota? No — Japanese maples come from Japan, Korea, and China. Ice Dragon is a specially bred cold-hardy hybrid in the Jade series that makes the look viable here. Can I grow it in a pot? Yes, in a large container on a sheltered patio — but container roots are much less winter-hardy, so move the pot to an unheated garage or heavily insulate it for winter. Does it tolerate clay soil? It tolerates clay-loam if drainage is good and you amend with compost. It won't tolerate soggy ground — good drainage and a slightly acidic, organic soil produce the best plant. You May Also Like North Wind Maple — the flagship University of Minnesota cold-hardy upright Japanese maple. Arctic Jade Maple — another hardy Jade-series Japanese maple for Minnesota gardens. Velvet Viking Japanese Maple — a cold-hardy lace-leaf Japanese maple with cascading foliage. Origami Maple — an upright cold-hardy hybrid Japanese maple with orange-red fall color. Flame Amur Maple — a small, ultra-hardy maple with brilliant red fall color for tight spaces. How Many Ice Dragon Maple Do I Need? One — Ice Dragon is a sculptural specimen, and a single tree carries an entry bed, patio corner, or courtyard on its own. Give it an 8–10 foot footprint so the cascading habit can develop unobstructed. In a larger Japanese-style garden, pair one Ice Dragon with one upright hardy hybrid (like North Wind) 10–12 feet away for a classic weeping-and-upright composition rather than planting several of the same form. Ice Dragon Maple Season-by-Season in Minnesota Spring: Finely cut leaves unfurl fresh green over the layered, cascading branches — delicate texture from the first warm weeks. Summer: A cool waterfall of lacy foliage; afternoon shade keeps the fine leaves unscorched through July heat. Fall: The payoff — brilliant crimson color that rivals any maple in the yard, on a sculptural weeping frame. Winter: The bare cascading branch structure reads as living sculpture against snow; sheltered siting protects it from −25°F wind. At a Glance ✔ Shade-Tolerant ✔ Four-Season Interest Plant It With North Wind Maple — upright U of M hardy Japanese maple for the classic weeping-plus-upright pairing. Arctic Jade Maple — sibling Jade-series hybrid with jade-green summer foliage. Velvet Viking Japanese Maple — lower, mounding lace-leaf to echo the cascade at ground level. Origami Maple — upright hardy hybrid with orange-red fall color for contrast. Is Ice Dragon Maple Right for Your Yard? Choose Ice Dragon if you have a sheltered spot with morning sun and afternoon shade, well-drained soil you can amend with compost, and you've always wanted the weeping Japanese-maple look that normally dies here — this Jade-series hybrid genuinely survives zone 4. It's not a fit for exposed, windy sites, soggy or strongly alkaline soil, or hot all-day-sun beds where the lacy foliage will scorch. Show more