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Catalina (Fernleaf) Ironwood – Lyonothamnus floribundus ssp. aspleniifolius &

(ly-on-oh-THAM-nus flor-ih-BUND...
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Gardening sheet lyonothamnus floribundus


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Gardening sheet lyonothamnus floribundus

  1. 1. Catalina (Fernleaf) Ironwood – Lyonothamnus floribundus ssp. aspleniifolius & floribundus (ly-on-oh-THAM-nus flor-ih-BUND-us as-pleen-ee-ih-FO-lee-us) Family: Rosaceae (Rose Family) Channel Islands (Catalina & San Clemente); in canyons and rocky slopes in oak woodland, and chaparral. Native to: Woody tree mature height: 10-50 ft. mature width: 15-35 ft. Many-branched, upright evergreen tree or large shrub, generally with a narrow crown (somewhat conifer-like). Leaves leathery, dark green and fern-like in appearance. Ssp. aspendiifolius has many-lobed leaves. Bark is red-brown to gray and shaggy in mature trees. Trunk structure is also very interesting and decorative. Fast-growing. Growth characteristics: Blooms/fruits: yellow centers. Blooms in late spring-early summer. Clusters of showy, small white flowers with Seed-heads and fallen leaves are rust-brown in late-summer/fall. Uses in the garden: Excellent evergreen tree for yard or patio. Evergreen, with a ‘woodsy’ look to it (looks somewhat like a conifer). Does well on banks and slopes. Excellent specimen plant due to interesting flowers, leaves and bark. Makes a good street or parkway tree in coastal areas. Consider using as a tall dense screen or creating a ‘grove’ with several plants. Rare in the wild. Sensible substitute for: Non-native podocarpus, oleander, eucalyptus, Pervuvian Peppertree. Excellent bird habitat: provides cover and seeds for food. and other native pollinators, including butterflies. Good nectar source for bees Attracts: Requirements: Element Sun Soil Water Fertilizer Other Requirement Full sun to part-shade (inland) Any local pH; any texture from sandy or rocky to clay; best in well-drained soils Semi-dry in summer; may water deeply once a month in summer None required; may need iron in clay soils with excessive watering Hardy to 15˚ F; tolerates some wind, but best in non-gusty setting Early pruning needed to train a good shape; pruning needed less frequently with age. Requires removal of suckers (prone to suckering). Management: Propagation: from seed: easy from fresh seed; no pre-treatment by cuttings: probably Plant/seed sources (see list for source numbers): 1, 8, 9, 11, 14, 19, 20 12/9/10 © Project SOUND