Mahonia gracilipes

RHS Plant Profile
slender Oregon grape
slender Oregon grape visionspictures.com
Plants for pollinators
Shrubs

A low-growing, small evergreen shrub, about 1m tall, with large leaves to 40cm long with 7 leaflets edged with spines, and as they emerge are flushed with burgundy, and have a white waxy covering beneath. Small bell-shaped, purple-red flowers, appearing in later summer to autumn are creamy-white on the inside, followed by bloomy black fruits on red stalks

Position

Full shade, Partial shade, Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1-1.5 metres
Max Height
1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full shade Partial shade Full sun
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Sheltered
Hardiness
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Berberidaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
Berries are ornamentalnot to be eaten. Wear gloves and other protective equipment when handling
Genus
Mahonia are evergreen shrubs with leathery, pinnate leaves which are often spine-toothed, and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries
Name Status
Correct
Plant Range
SW China

How to Grow

Cultivation

Grow in humus-rich moist but well-drained soil, suited to full or partial shade in a sheltered position but tolerant of sun if soil is not too dry. See mahonia cultivation for further information

Propagation

Propagate by seed or semi-ripe cuttings

Suggested planting locations and garden types

  • Architectural
  • Low Maintenance
  • Banks and slopes
  • Flower borders and beds

Pruning

Prune every other year to encourage bushy growth - pruning group 8.

Pests

Generally pest-free

Diseases

May be susceptible to rust diseases and Powdery mildews, especially in dry weather.