A Wide Carpet Juniper for Minnesota Slope Cover Calgary Carpet Juniper (Juniperus sabina 'Calgary Carpet') is one of the widest-spreading low junipers — bright fresh-green foliage that holds color through Minnesota winters. Whether you are stabilizing an Edina slope, filling a Wayzata foundation, or covering a Plymouth boulevard strip — Calgary Carpet gets the job done. Calgary Carpet Juniper Plant Details Attribute Detail Scientific Name Juniperus sabina 'Calgary Carpet' Common Names Calgary Carpet Juniper Mature Size 1-2 ft tall × 6-8 ft wide Growth Rate Moderate — 12-18 inches per year Sun Full sun (6+ hrs). Junipers do not thrive in shade. Water Low. Established plants are highly drought-tolerant. USDA Zones 3-9 (Twin Cities is zone 4b–5a). Reliable to -40°F. Soil Tolerates Minnesota clay-loam, sandy soils, and rocky sites. Excellent drainage required — no standing water. Foliage Evergreen — needle/scale foliage in green, blue-green, gold, or silver-gray. Holds color year-round. Winter Hardiness Reliable to -40°F. Deer Resistance Rarely browsed — junipers are one of the most deer-resistant evergreens Calgary Carpet Juniper Uses in Minnesota Landscapes Deer-resistant evergreen for tough sites Junipers handle the worst Minnesota conditions — full sun, dry soils, deer pressure, road salt. Reliable everywhere from Wayzata estates to St. Paul boulevards. Privacy screens and hedges Upright junipers form dense year-round screens that hold their shape under snow load. Excellent for property-line privacy in Eden Prairie, Plymouth, and Minnetonka. Foundation plantings Spreading and globe junipers are foundation-bed standards — drought-tolerant once established and unaffected by rain shadow under roof eaves. Best Time to Plant Calgary Carpet Juniper in Minnesota Fall (late August–early October) is the ideal planting window. Soil is still warm for root development, cool air reduces transplant stress, and the plant gets 6–8 weeks to establish roots before ground freeze (typically mid-November in the Twin Cities). Spring (late April–May) is the second-best window — the plant gets the full growing season to establish before its first winter. Avoid summer planting (June–August) when possible. Never plant after mid-October or before late April — frozen ground or frost-heaving kills new roots. How to Plant Calgary Carpet Juniper Dig wide, not deep. 2–3× the root ball width, same depth as the container. Heavy clay benefits from even wider digging. Check drainage. Fill the hole with water — if it doesn't drain in 30 minutes, mound-plant or break through any clay hardpan to improve drainage. Backfill with native soil + 20–30% compost. Minnesota clay-loam benefits from organic amendment but don't create a "container" of pure compost. Spacing. Refer to the mature width above and space accordingly. Closer for hedging, wider for individual specimen plants. Water basin. Build a 3–4 inch ring around the planting to direct water to the roots. Flatten or remove before winter to avoid ice damage. Mulch. 2–3 inches of shredded bark or wood chip mulch, kept 2 inches away from the trunk. Do NOT use gravel mulch in Minnesota — it doesn't insulate. Watering Calgary Carpet Juniper in Minnesota First Year Watering Schedule Weeks 1–2: Every 1–2 days, deep and slow (15–25 minutes per plant) Month 1–2: Every 3–4 days Month 3–6: Every 5–7 days during active growth; less if rainfall is adequate (Minnesota averages ~3 inches/month June–August) Stop watering 2–3 weeks before ground freeze (typically late October in the Twin Cities metro) to avoid pushing late-season growth that gets killed by winter After Year One Established plants only need supplemental water during droughts (2+ weeks with no rain and temps above 80°F). Water deeply and infrequently — every 7–14 days during dry spells, soaking to 6–8 inches depth. Let natural rainfall do most of the work. Pruning Note Prune lightly in late spring or early summer. Avoid cutting back into bare wood — junipers don't readily regrow from old wood. What is the difference between Calgary Carpet Juniper and similar shrubs? Wide-spreading low juniper with bright fresh-green foliage that holds color through winter. This makes it a strong choice when you want spreading, evergreen, deer-resistant in a Minnesota-tested plant. Will Calgary Carpet Juniper survive a Minnesota winter? Yes — 3-9 (Twin Cities is zone 4b–5a). Reliable to -40°F. Calgary Carpet Juniper is among the most reliable junipers for Twin Cities zone 4b–5a yards. First-year plants benefit from a deep mulch ring and adequate fall watering before ground freeze. Is Calgary Carpet Juniper deer-resistant? Rarely browsed — junipers are one of the most deer-resistant evergreens In high-pressure areas like Minnetonka, Wayzata, Eden Prairie, or Chanhassen, plan accordingly — deer fencing or repellent for the first year is a worthwhile insurance policy. Does Calgary Carpet Juniper tolerate Minnesota clay soil? Tolerates Minnesota clay-loam, sandy soils, and rocky sites. Excellent drainage required — no standing water. At planting, dig wide (2–3× the root ball width) and amend with 20–30% compost. Avoid creating a sunken "container" of pure compost in the clay — the plant should transition gradually to native soil. When is the best time to plant Calgary Carpet Juniper in Minnesota? Fall (late August through early October) is the ideal planting window — soil is still warm for root development, cool air reduces transplant stress, and plants get 6–8 weeks to establish before ground freeze. Spring (late April through May) is the second-best window. You May Also Like Shop all Three Timbers Minnesota shrubs — full catalog of zone 4-hardy shrubs for Twin Cities yards Deer-Resistant Plants — for high-pressure suburbs like Minnetonka, Wayzata, and Eden Prairie Winter Interest Plants — plants that look great through Minnesota's five-month winter Find Your Perfect Plant — answer 5 questions and we'll recommend a plant for your yard How Many Calgary Carpet Juniper Do I Need? Calgary Carpet spreads 6–8 ft wide, so space plants 5–6 ft apart for a continuous evergreen carpet — figure roughly one plant per 25–30 sq ft of slope or bed. Area to Cover Plants Needed (5–6 ft spacing) 10 ft run 2 plants 20 ft run 4 plants 30 ft run 5–6 plants 40 ft run 7–8 plants Calgary Carpet Juniper Season-by-Season in Minnesota Spring: Bright fresh-green new growth flushes across the entire mat, giving the plant its cleanest, most vivid color of the year. Summer: Dense, layered green carpet shrugs off heat and drought; 12–18 inches of new spread per year fills gaps between plants. Fall: Foliage holds its fresh green while surrounding perennials fade — a steady anchor for the autumn bed. Winter: Stays green under snow and through -40°F cold; the low evergreen mat keeps slopes and foundation beds from looking bare for five months. At a Glance ✔ Deer-Resistant ✔ Salt-Tolerant ✔ Drought-Tolerant ✔ Evergreen ✔ Four-Season Interest Plant It With Hughes Juniper — silvery-blue spreading partner; alternate the two for a two-tone evergreen carpet. Blue Star Juniper — compact steel-blue mound for bed corners and edges above the green mat. Goldfinger Potentilla — golden summer-long blooms that thrive in the same full-sun, dry conditions. Karl Foerster Feather Reed Grass — vertical wheat-gold plumes rising behind the low juniper carpet. Is Calgary Carpet Juniper Right for Your Yard? Choose Calgary Carpet if you have a full-sun slope, boulevard strip, or wide foundation bed with well-drained soil and you want a deer-proof, salt-tolerant evergreen that covers serious ground with zero fuss. It's not a fit for shady spots or low areas where water stands — junipers need 6+ hours of sun and sharp drainage, and one plant will eventually claim a 6–8 ft circle, so skip it in tight, narrow beds.
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