PL#710

Alexander Mackenzie

Rosa 'Alexander Mackenzie'

Z 4–104–6 ft4–5 ft

About Alexander Mackenzie Potted Rose Bush Rosa β€˜Alexander Mackenzie’ β€” Alexander Mackenzie 🧬 Breeder: Agriculture Canada (Dr. Felicitas Svejda) 🌹 A bold, cold-hardy shrub or small climber rose named for one of Canada’s great explorers. Alexander Mackenzie is a striking shrub or small climbing rose renowned for its deep raspberry-red blooms, strong fragrance, and exceptional winter hardiness. Developed as part of Canada’s famed Explorer Series, this rose was bred to thrive in severe climates while delivering classic rose beauty. Its richly colored, double blooms appear in clusters, creating a powerful display against the plant’s rugged, resilient form. πŸ’ Plant & Flower Traits 🌹 Rose Type: Shrub/Small Climber 🎨 Color: Deep, rich raspberry-red 🌸 Bloom Form: Double blooms borne in clusters Bloom Size: 40-50 Petals πŸ” Flowering Habit: Blooms in flushes through the growing season 🌼 Fragrance: Medium, raspberry fragrance 🌿 Foliage: Glossy, light-green foliage 🏑 Growth & Garden Habits 🌱 Growth Habit: Upright, bushy shrub with strong canes ↕️ Height: Approximately 4–6 ft ↔️ Width: Approximately 4–5 ft ❄️ Winter Hardiness: USDA Zones 3–8 β€” extremely cold hardy β˜€οΈ Light Requirements: Full sun to light shade πŸ›‘οΈ Disease Resistance: Excellent β€” ideal for low-maintenance gardens πŸ’› Why Grace Rose Farm Loves It Alexander Mackenzie is a rose built for resilience. Its saturated raspberry-red blooms and bold fragrance bring drama and romance to landscapes where traditional roses struggle. Tough enough for northern winters yet refined enough for ornamental gardens, this rose embodies strength, endurance, and timeless beauty. 🌿 Growing & Care Recommendations Planting Site: Full sun with well-drained soil Spacing: Allow 4–5 ft for mature growth Watering: Moderate; once established, this rose is notably tolerant Pruning: Minimal β€” remove dead wood in spring Maintenance: Exceptionally low-maintenance compared to many modern roses

Public reference

Genus
Rosa
Species
β€”
Cultivar
Alexander Mackenzie
Trade name
Alexander Mackenzie
Hardiness zones
4–10 (USDA)
Mature height
4–6 ft
Mature width
4–5 ft
Description
About Alexander Mackenzie Potted Rose Bush Rosa β€˜Alexander Mackenzie’ β€” Alexander Mackenzie 🧬 Breeder: Agriculture Canada (Dr. Felicitas Svejda) 🌹 A bold, cold-hardy shrub or small climber rose named for one of Canada’s great explorers. Alexander Mackenzie is a striking shrub or small climbing rose renowned for its deep raspberry-red blooms, strong fragrance, and exceptional winter hardiness. Developed as part of Canada’s famed Explorer Series, this rose was bred to thrive in severe climates while delivering classic rose beauty. Its richly colored, double blooms appear in clusters, creating a powerful display against the plant’s rugged, resilient form. πŸ’ Plant & Flower Traits 🌹 Rose Type: Shrub/Small Climber 🎨 Color: Deep, rich raspberry-red 🌸 Bloom Form: Double blooms borne in clusters Bloom Size: 40-50 Petals πŸ” Flowering Habit: Blooms in flushes through the growing season 🌼 Fragrance: Medium, raspberry fragrance 🌿 Foliage: Glossy, light-green foliage 🏑 Growth & Garden Habits 🌱 Growth Habit: Upright, bushy shrub with strong canes ↕️ Height: Approximately 4–6 ft ↔️ Width: Approximately 4–5 ft ❄️ Winter Hardiness: USDA Zones 3–8 β€” extremely cold hardy β˜€οΈ Light Requirements: Full sun to light shade πŸ›‘οΈ Disease Resistance: Excellent β€” ideal for low-maintenance gardens πŸ’› Why Grace Rose Farm Loves It Alexander Mackenzie is a rose built for resilience. Its saturated raspberry-red blooms and bold fragrance bring drama and romance to landscapes where traditional roses struggle. Tough enough for northern winters yet refined enough for ornamental gardens, this rose embodies strength, endurance, and timeless beauty. 🌿 Growing & Care Recommendations Planting Site: Full sun with well-drained soil Spacing: Allow 4–5 ft for mature growth Watering: Moderate; once established, this rose is notably tolerant Pruning: Minimal β€” remove dead wood in spring Maintenance: Exceptionally low-maintenance compared to many modern roses

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Identity

Common names
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Lifecycle & form

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Deciduous / evergreen
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Form
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Site requirements

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Drought tolerant
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Flood tolerant
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Heat tolerant
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Flowers

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Reblooming
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Foliage

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Variegated
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Wildlife & safety

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Deer resistant
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Rodent resistant
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Pet toxicity
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Use & care

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Thornless
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Has seed pods
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Legal

Asexual propagation forbidden
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Patent expires
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