Botanical Name: Lyonothamnus floribundus asplenifolius
Common Name: Island Ironwood  
Plant photo of: Lyonothamnus floribundus asplenifolius
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Water Saving Tip:

Water-wise plants can be beautiful as well as practical.

Ask at your local nursery for the types of plants that have minimal watering needs.

California Native Plant
  • Anatomy

  • Culture

  • Design

Plant Type



Height Range

25-40', 40-60'


Flower Color



Flower Season

Spring, Summer


Leaf Color



Bark Color

Brown, Red


Fruit Color



Fruit Season



Full, Half





Growth Rate

Fast, Moderate


Soil Type

Sandy, Loam, Rocky


Soil Condition

Average, Well-drained


Soil pH



Adverse Factors

Attracts Bees

Design Styles

Mediterranean, Ranch, Seascape, Spanish, Woodland


Accenting Features

Showy Flowers, Silhouette, Specimen


Seasonal Interest



Location Uses

Background, Foundation, Lawn, Park, Roadside, Walls / Fences


Special Uses

Screen, Mass Planting, Wind Break, Shade Tree


Attracts Wildlife


Information by: Jerry Sortomme Editor
Photographer: Dave Ryden
  • Description

  • Notes

Recommended for water conservation gardens, this fast-growing evergreen is capable of reaching heights of 80'. Its fragrant, fern-like leaves produce showy flowers during the months of May and June. This tree is multi-stemmed and grows well in groves and on rocky slopes. It needs well-drained soil. If planted along the coast, the tree will be free from trouble.
Planting: 1. Dig a hole 1" less the depth and 2 times the width of the container. 2. Fill hole with water, let soak. 3. Set root ball in hole. 4. Fill hole halway with native soil and water. 5. Finish backfilling hole, build basin and water.