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Growing Inspiration
Inspiration for future Agardeni growing environments.
edibleFamily: RosaceaeGenus: Rubus
Cultivar
Prime-Ark Freedom Blackberry
Rubus 'Prime-Ark Freedom'
Cultivar: Prime-Ark Freedom
Prime-Ark Freedom is a popular, thornless blackberry variety that produces large, sweet fruit on both floricanes and primocanes. This versatile plant offers a prolonged harvest season and a robust growth habit suitable for trellising or garden rows. It thrives in well-draining soil and requires consistent moisture during the growing season to support its vigorous production.
Prime-Ark Freedom is a productive, thornless blackberry variety known for its primocane-fruiting habit and high-quality fruit. It is an excellent choice for home gardens looking for reliable, large harvests.
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Current nursery inventory and 18 / 36 / 72 pricing will appear here when available.
Cultivar Story
Start with Inspiration. Grow Your Aspiration.
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Marketplace Plant
A realistic representation of the starter plants offered in 18, 36, and 72 plant quantities.
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Aspirational Garden
Grow your aspirational plan into an inspirational garden.
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Plant Detail
A closer look at the fruit, flower, foliage, or mature defining characteristics of this cultivar.
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Repotting / Start Growing
Begin with a starter plant and establish it in a larger pot using quality potting soil with beneficials and fertilizer.
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Start · Plan · Grow
Start with real plants. Plan with current marketplace availability. Grow your aspirational garden.
Cultivar Video
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See this cultivar from starter plant to aspirational garden.
Plant Profile
Grow Prime-Ark Freedom Blackberry with confidence
Key growing information first, with the complete reviewed cultivar profile available when you want it.
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Sun
Full sun
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Water
Consistent moisture, especially during fruit development; avoid waterlogged conditions.
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Mature size
4-6 feet tall and 4-6 feet wide
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Hardiness
5-9
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Growth habit
Upright-spreading with arching canes
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Plant type
Blackberry
View Plant Data
Care, size, flowering, climate, soil, health, and additional reviewed data.
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View Plant Data
Care, size, flowering, climate, soil, health, and additional reviewed data.
Good to know
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Growing note
As a primocane-fruiting variety, it can produce fruit on first-year canes in late summer to autumn, as well as on second-year canes in early summer, depending on climate and pruning practices.
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Climate note
Prefers moderate climates; provide winter protection in colder zones if canes are to be kept for early season fruit.
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Flower / fruit
Produces large, attractive, glossy black berries with excellent flavor; harvest when fully dark and slightly soft to the touch.
Growing & Care
Everyday care, growth, feeding, and pruning guidance.
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Growing & Care
Everyday care, growth, feeding, and pruning guidance.
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Sun / light
Full sun
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Growth rate
Moderate to fast
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Fertilizer
Apply a balanced fertilizer in early spring as new growth begins.
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Pruning
Canes can be tipped to encourage lateral branching; prune out spent floricanes after fruiting to manage plant health.
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Care notes
As a primocane-fruiting variety, it can produce fruit on first-year canes in late summer to autumn, as well as on second-year canes in early summer, depending on climate and pruning practices.
Size & Habit
How the plant grows and the space it needs at maturity.
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Size & Habit
How the plant grows and the space it needs at maturity.
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Mature size
4-6 feet tall and 4-6 feet wide
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Growth habit
Upright-spreading with arching canes
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Spacing
4-6 feet apart
Flower / Fruit
Flowering, fruiting, pollination, bloom, and harvest behavior.
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Flower / Fruit
Flowering, fruiting, pollination, bloom, and harvest behavior.
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Flowering / fruiting
Produces large, attractive, glossy black berries with excellent flavor; harvest when fully dark and slightly soft to the touch.
Climate & Hardiness
Cold, heat, chill, and regional growing considerations.
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Climate & Hardiness
Cold, heat, chill, and regional growing considerations.
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Hardiness zones
5-9
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Temperature
Prefers moderate climates; provide winter protection in colder zones if canes are to be kept for early season fruit.
Soil & Water
Moisture, drainage, soil, and pH preferences.
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Soil & Water
Moisture, drainage, soil, and pH preferences.
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Watering
Consistent moisture, especially during fruit development; avoid waterlogged conditions.
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Soil
Rich, well-draining, slightly acidic soil with high organic matter.
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Soil pH
5.5-6.5
More Plant Data
19 additional reviewed fields from this Plant.id.
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More Plant Data
19 additional reviewed fields from this Plant.id.
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Container Growing
Suitable for large containers with robust drainage; ensure adequate support is provided for the vigorous canes.
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Family
Rosaceae
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Foliage Look
Dark green, textured, serrated foliage with distinct veining.
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Foliage Rules
Leaves are compound, typically with three or five leaflets; ensure foliage is dark green and serrated, typical of cultivated blackberries.
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Fruit Flower Look
White, simple flowers and large, deep black, rounded fruit clusters.
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Fruit Flower Rules
Flowers are white with five petals; fruit develops as clustered drupelets; juvenile starters should not show fruit.
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Growth Habit Rules
Should appear as an upright to arching plant; maintain natural blackberry cane structure without artificial stunting.
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Mature Plant Look
A vigorous, arching, thornless blackberry bush laden with dark, glossy fruit.
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Mature Stage Morphology
Robust, upright-to-arching canes without thorns; trifoliate, dark green, serrated leaves; clusters of white flowers followed by large, firm, blackberry fruit.
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Morphology Rules
Maintain the thornless appearance; avoid showing thorns; ensure cane structure remains consistent with Rubus species.
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Plant Faqs
Does Prime-Ark Freedom have thorns? No, it is a thornless variety. When does it bear fruit? It fruits on both first-year and second-year canes, typically yielding in summer and again in autumn.
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Root Look
Fibrous, healthy, light-colored roots filling a professional propagation plug.
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Soil Look
Dark, moist, organic-rich potting medium with visible perlite for drainage.
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Starter Stage
A young, rooted plug with small, trifoliate green leaves and a developing root system.
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Starter Stage Morphology
Healthy, vigorous green foliage; stems are typically smooth and thornless; compact root mass filling the plug cell.
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Video Voiceover Script
Welcome to Agardeni, where inspiration for gardening helps us imagine how and where we will grow Prime-Ark Freedom. This is Prime-Ark Freedom, available as 18, 36, and 72 plant starter trays through the Agardeni Marketplace. Let this variety become part of your aspirational plan, helping you imagine the fresh fruit garden you want to create. This thornless blackberry produces exceptionally large, sweet berries that are perfect for fresh picking and enjoying straight from the cane. Establish your starter plug in a four-inch pot with well-draining soil, then move it to a final in-ground or container location once established. Find your inspiration with Agardeni. Explore real plants and real availability. Start. Plan. Grow.
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Youtube Tags
Rubus Prime-Ark Freedom Blackberry Thornless Blackberry Edible Garden Fruit Garden Agardeni Perennial Home Orchard Fruit Growing
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Youtube Video Summary
Prime-Ark Freedom is a highly desirable thornless blackberry that produces large, sweet fruit throughout the season. Learn how to establish this productive variety in your own home garden.
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Youtube Video Title
Growing Prime-Ark Freedom Thornless Blackberries
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Future Buyer Brand Sellers
Possible future seller options for 2.5-inch, 4-inch, and 1-gallon finished plants.