Photo of Arctostaphylos insularis fruit by Stickpen

Photo by Stickpen

This work has been released into the public domain by its author.

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Arctostaphylos insularis

Also Known As

  • Island Manzanita

Plant type

tree, shrub

size

  • H: 8'-16'
  • W: 6'-12'

planting zones

  • 8b-10b

More Options

Arctostaphylos insularis plant details

Arctostaphylos insularis is a broadleaf evergreen shrub or tree with green foliage. In winter white flowers emerge followed by red fruit. Attracts bees, birds, butterflies and hummingbirds making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and occasional - low water. Drought tolerant once established. Prefers to be dry in summer. Adapts to various soil conditions. Does well in acidic, average, clay, gritty, lean, rocky and well-drained soil. A good option if you're seeking something seaside / salt tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Arctostaphylos insularis

Plant type: shrub or tree
Plant family: ericaceae
Foliage: evergreen green
Mature size: 6 FT - 12 FT - wide, 8 FT - 16 FT - tall
Flowers: white blooms in winter

GROWING CONDITIONS for Arctostaphylos insularis

USDA Zones: 8b - 10b
Sun exposure: sun - mostly sun
Watering frequency: occasional - low
Resistant to: seaside / salt and verticillium wilt
Soil needs: acidic, average, clay, gritty, lean, rocky and well-drained

Nursery contributed plant descriptions

Erect and multi-branched reaching 12' tall, though usually smaller in the garden. An unusual species with smooth, ghost-like cinnamon-gray bark and brilliant green leaves. Mid-winter blooms are white. Hardy to 15 °F. Santa Cruz Island.

Gardening facts about Arctostaphylos insularis plant

How to Grow Arctostaphylos insularis

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • occasional - drought tolerant
  • Water Needs

    • dry in summer
  • Soil Needs

    • clay
    • acidic
    • adaptable
    • average
    • lean
    • well-drained
    • rocky
    • gritty
  • Special Situation

    • seaside / salt tolerant
    • verticillium wilt resistant

Features

  • Foliage Color

    • green
  • Flower Color

    • white
  • Wildlife

    • birds
    • bees
    • butterflies
    • hummingbirds
  • Fruit

    • red
  • Flower Season

    • winter
  • Foliage Season

    • evergreen

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