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Cordyline
australis (Giant Dracaena, Cabbage Palm) |
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| CHARACTER:Evergreen; upright form; light canopy. SIZE: Medium (Height: 20-30'; Spread: 12-15'). GROWTH RATE: Slow to moderate. FOLIAGE: Medium green narrow strap shaped leaves to 24" long. FLOWER/FRUIT/BARK: White fragrant flowers _" across, in long branching clusters, bloom April - May. White berries, _", form in fall. Rough, tan bark; trunk flares at the base. MONTHLY WATERING NEEDS: In general, 15-20 gallons per week for the first 2 years; 15-20 gallons twice a month for the 3rd year; as needed after 3 years (varies by soil, sun, and wind conditions). TREE CARE: Low. Early pruning will train a good shape; regular pruning needed less frequently with age. Reduce multiple trunks and spent flower clusters. TOLERANCES: Drought (once established), poor drainage, any soil, salt air, some wind, fog. Sun or shade. SPECIAL CONSIDERATIONS: Young trees are approximately 3' tall when planted, have pointed leaves in all directions. NOTABLE TRAITS: Native to New Zealand. While not a true palm, provides a tropical, palm-like effect. Fragrant bloom. Disease and pest resistant. Ability to survive in most all of San Francisco's microclimates. ALTERNATE FORMS: Cordyline a. 'Autropurpurea'', which has bronzy red foliage, may be available. Grows slower than straight species. |