Archontophoenix alexandrae
Alexander Palm
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Alexander Palm (Archontophoenix alexandrae) - Description
Archontophoenix alexandrae (Alexander palm, Alexandra palm, King Alexander palm, King palm, Northern bangalow palm; syn. Ptychosperma alexandrae F. Muell.) is a palm native to Queensland, Australia. It grows in littoral rainforest, often in locations that are severely inundated during heavy rain events. Their ability to withstand these conditions allow them to become the dominant species. It is often used as an ornamental plant.
Alexander Palm (Archontophoenix alexandrae) - Blooming
Blooms monoecious or has both male and female parts on the same plant, cup-shaped flowers.
Alexander Palm (Archontophoenix alexandrae) - Growth
Single-stemmed palms. Grow under partial shade, or bright filtered light, to prevent leaf scorch. King palms also prefer moderate humidity. Where hardy, grow Archontophoenix as a specimen tree. Elsewhere, raise palms indoors in a temperate greenhouse or conservatory.
Alexander Palm (Archontophoenix alexandrae) - Planting
Propagate from the seed. Sow seeds in spring when temperatures are between 75-81ºF (24-27ºC).
Alexander Palm (Archontophoenix alexandrae) - Pest
Spider mites may cause problems. Young plants are prone to leaf spot, root rot, and aerial blight.
Alexander Palm (Archontophoenix alexandrae) - Interesting facts
There are only 6 known species in the genus Archontophoenix, native to rainforest in E. Australia.
Alexander Palm (Archontophoenix alexandrae) - Soil and irrigation
Does best in fertile, humus-rich, moist soil with good drainage. Potting soil works good for indoor plants. Water moderately while in growth; keep just moist in winter.
