Botanical profile

Rubus fruticosus 'Triple Crown'

Latin name
Rubus fruticosus 'Triple Crown'
Common name
Thornless mulberry 'Triple Crown'
Type
Fruit shrub
Family
Rosaceae

Rubus fruticosus ‘Triple Crown’ is a thornless blackberry known for its exceptional vigor and the remarkable quality of its fruit. This semi-erect, bushy fruit shrub develops long, robust canes, making it easy to grow on a trellis. It produces very large, shiny black fruits that are firm, juicy, and intensely sweet, perfect for fresh consumption, jams, and summer desserts. Its abundant fruiting occurs in late summer, extending the berry season in the garden. Its dense green foliage creates a beautiful green screen while attracting pollinators. Ideal for fruit hedges, structured rows, or edible beds, Rubus fruticosus ‘Triple Crown’ combines high yield, excellent flavor, and simplified cultivation thanks to its thornless nature.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 5
Exposure
Sun
Watering
Regular, fresh, well-drained soil
Fertilization
Compost or fertilizer for berries in spring
Soil type
Rich, well-drained, slightly acidic
Minimum temperature
-25°C
Plant appearance

Blooming, foliage and shape

Blooming period
Spring
Flower color
White
Fruiting
Very large, firm, juicy, and very sweet, shiny black fruits
Foliage color
Green
Foliage type
Obsolete
Shape
Bushy semi-erect
Garden structure

Size and growth

Height
2 m (7 ft)
Width
2 m (7 ft)
Growth rate
Fast
Vegetable garden and yield

Companion planting, spacing and harvest

Fruit tree type
Non-fruiting mulberry
Pet friendly
Safe for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

The availability of our plants varies depending on arrivals, seasons, nursery production and supplier availability. Some varieties may be offered for a limited time only, depending on their natural cycle or current stock. These plant profiles are designed to guide and inspire you when choosing plants for the garden, landscaping projects, containers or long-lasting outdoor arrangements.