Photo of Berberis x stenophylla 'Irwinii' flower by Secret Garden Growers

Photo by Secret Garden Growers

Used with permission, all rights reserved

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Berberis x stenophylla 'Irwinii'

Also Known As

  • Berberis stenophylla 'Irwinii'

Plant type

shrub

size

  • H: 4'-5'
  • W: 4'-5'

planting zones

  • 7a-10a

More Options

Berberis x stenophylla 'Irwinii' plant details

Berberis x stenophylla 'Irwinii' is a slow-growing broadleaf evergreen shrub with green foliage. In spring yellow flowers emerge. Attracts bees and hummingbirds making it an excellent addition to pollinator gardens. Grows well with sun - dappled shade and regular - low water. Drought tolerant once established. Adapts to various soil conditions. Does well in average, clay, gritty, rich and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Berberis x stenophylla 'Irwinii'

Plant type: shrub
Plant family: berberidaceae
Foliage: evergreen green
Mature size: 4 FT - 5 FT - wide, 4 FT - 5 FT - tall
Flowers: yellow blooms in spring
Uses: easy-to-grow, mounding

GROWING CONDITIONS for Berberis x stenophylla 'Irwinii'

USDA Zones: 7a - 10a
Sun exposure: sun - dappled shade
Watering frequency: regular - low
Resistant to: deer and rabbit, heat
Soil needs: average, clay, gritty, rich and well-drained

Nursery contributed plant descriptions

Arching stems on this evergreen cultivar are surrounded by prickled medium green leaves and create a nice mounded shrub of 4-5 feet. Flower buds of coral red open to cheerful, golden yellow flowers in spring. Easy to grow (albeit fairly slow) in most soils, sun to light shade; no maintenance, deer proof, drought resistant. A near perfect shrub…rarely seen! USDA Z7 3” pot
An evergreen barberry with arching sprays narrow, glossy dark green leaves. Small, yellow flower clusters appear in spring. Mature at 18 inches high x three feet wide.
A sterling, compact shrub [to 3'] (Phillips ; Barber) with its parent "an evergreen of great splendour clothed in small narrow leaves", yellow flowers and berries with a blue-white bloom ("silvered o' er"). Sun/Med

Gardening facts about Berberis x stenophylla 'Irwinii' plant

How to Grow Berberis x stenophylla 'Irwinii'

  • Sun Exposure

    • sun - dappled shade
  • Water Needs

    • regular - drought tolerant
  • Soil Needs

    • clay
    • adaptable
    • average
    • well-drained
    • rich
    • gritty
  • Special Situation

    • heat tolerant

Features

  • Foliage Color

    • green
  • Flower Color

    • yellow
  • Wildlife

    • bees
    • hummingbirds
    • deer resistant
    • rabbit resistant
  • Flower Season

    • spring
  • Foliage Season

    • evergreen
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