Astelia chathamica
Silver Spear
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Silver Spear (Astelia chathamica) - Description
Astelia is a genus of evergreen perennials, that are well suited for peat beds or rock gardens.
Silver Spear (Astelia chathamica) - Blooming
Blooms unisexual flowers in spring or summer followed by orange or red berries. The tepals of the flowers often remain when the berries are produced.
Silver Spear (Astelia chathamica) - Growth
Grows best in sun with some midday shade. In frost-free areas, Astelia works well in a peat bed or rock garden. Where Astelia is not growing hardy, raise plants in a cool greenhouse. Cool greenhouses have a minimum temperature of 35ºF (2ºC). During the day, set temperatures between 41-50ºF (5-10ºC), and at night, keep the temperature at 36ºF (2ºC).
Silver Spear (Astelia chathamica) - Planting
When ripe, sow seeds in containers in a cold frame. Conduct division in spring. Division entails propagating a plant by splitting it into 2 or more parts. Each part has its own root system and more than one shoot or dormant bud.
Silver Spear (Astelia chathamica) - Pest
Uncommon.
Silver Spear (Astelia chathamica) - Interesting facts
There are around 25 known species of Astelia, native to the subalpine and mountainous areas of New Guinea, Australasia, Hawaii, and southern South America. A. chathamica and A. nervosa are known for their attractive foliage.
Silver Spear (Astelia chathamica) - Soil and irrigation
Astelia grows best with peaty soil that is fertile and moist. Soilless potting mixes work fine for indoor plants. Water liberally during the growing season, less in winter.
