Botanical profile

Frangula alnus 'Straight Line'

Latin name
Rhamnus frangula 'Straight Line'
Common name
Upright buckthorn 'Straight Line'
Type
Shrub
Family
Rhamnaceae

Rhamnus frangula 'Straight Line' is a modern selection with a narrow, upright habit, perfect for narrow hedges, screens, or formal plantings. Its glossy, dark green foliage remains dense throughout the season and exhibits good disease resistance. It is suited to urban conditions, tolerates pruning well, and thrives in a wide variety of soils. Very hardy, it combines functional efficiency, a clean silhouette, and minimal maintenance in contemporary landscape designs.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 3
Exposure
Sun
Watering
Moderate watering
Fertilization
Slow-release fertilizer 14-7-14 or 4-2-8. Fertilize monthly or as directed on the bag. Add Myke at planting.
Soil type
Neutral to slightly acidic, well drained
Minimum temperature
'-34°C
Plant appearance

Blooming, foliage and shape

Blooming period
Spring
Flower color
Non-ornamental
Fruiting
Black fruits, not very decorative.
Foliage color
Green
Foliage type
Obsolete
Shape
Columnar
Garden structure

Size and growth

Height
4 to 5 m (13 to 16 feet)
Width
2 m (6.5 ft)
Growth rate
average
Not recommended for pets
Not recommended for pets

Pets

Deer
Less attractive or generally tolerated by deer

Deer

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.