Trees and shrubs

‘Prime-Ark’ primocane-fruiting blackberry

Blackberry

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Exposure
Sun
Hardiness
Zone 5

Discover the plant

Common nameEverbearing mulberry 'Prime-Ark'
FamilyRosaceae
GenusRubus
Speciesshrubby
CultivarPrime-Ark
TypeFruit shrub
Botanical nameBlackberry

‘Prime-Ark’ Everbearing Blackberry (Rubus fruticosus ‘Prime-Ark’). The Rubus fruticosus ‘Prime-Ark’ is an everbearing blackberry prized for its ability to produce fruit on current-year canes, offering a prolonged and abundant harvest. This upright, bushy fruit shrub develops vigorous canes bearing large, glossy black fruits that are firm, juicy, and sweet. Fruiting begins in summer and can continue until early autumn, extending the berry season in the garden. Ideal for fresh consumption, jams, and desserts, it stands out for its productivity and early ripening.

To plant the ‘Prime-Ark’ everbearing blackberry, choose a suitable exposure: full sun. The recommended soil is rich, well-drained, and slightly acidic. Plan for easy access to pick the fruit without breaking new canes. Pruning depends on the fruiting cycle: distinguish between canes that have produced shoots for the next harvest. Support can facilitate the maintenance of vigorous varieties. Water the root ball before planting and ensure that water can drain after planting. During establishment, check the moisture by hand before watering again.

Allow a width of 1.5 m (5 ft) to organize the plant's space in the garden. The indicated height of 1.8 m (6 ft) helps in choosing its position relative to neighboring plants. Maintain access to the base for weeding, checking moisture, and removing damaged parts. Pair this variety with plants that have compatible light and water needs. If considering a container, first check that its volume and drainage are suitable for root development. Potted roots are more exposed to cold than those planted directly in the ground.

Mûrier remontant ‘Prime-Ark’ (Rubus fruticosus)

Soil and care

The right care,at the right time.

Minimum temperature

-4 °F

Watering

Regular, fresh, well-drained soil

Soil type

Rich, well-drained, slightly acidic

Fertilization

Compost or fertilizer for berries in spring

Bloom and dimensions

Its place,in your garden.

Mature height

6 ft (1.8 m)

Width / spread

4.9 ft (1.5 m)

Flower color

White

Foliage color

Green

Foliage type

Obsolete

Growth rate

Fast

Growth habit

Upright, bushy

Bloom period

Spring

Fruiting

Large, shiny black fruits, firm, juicy and sweet

Wildlife and pets

Life,around your plants.

Supporting wildlife

Yes