Leucospermum saxosum
Introduction
This pincushion is the only one in South Africa not growing in the winter rainfall area of the Western Cape. This is a summer rainfall species to be found on the northern section of Drakensberg mountains from Pilgrim's Rest to Tzaneen. It also occurs outside South Africa on the Chimanimani mountain range.
Description
Description
It is a multi-stemmed shrub that can grow up to 2 m in height under idea conditions with a woody underground rootstock. The leaves are simple, elliptic to almost linear with teeth on the red-edged apex (leaf tip). The flowers (perianth) are yellowish-orange. Leucospermum saxosum has some flowers almost the whole year round, but the main flowering time is September- December. This plant is listed as rare in South Africa.
Distribution and habitat
Distribution description
It occurs on quartzite soils on rocky mountain slopes at high altitudes. These beautiful plants do very well in the Pretoria National Botanical Garden with its sandy soils. These plants are only watered during summer and can tolerate a reasonable amount of frost.
Derivation of name and historical aspects
History
This plant was described by S. Moore and was found for the first time on the Chimanimani Mountains. The word "saxosum" means on rocky ground. The common name refers to the flower head with its protruding styles that resembles a pincushion with the orange pollen presenters. There are 51 species of Leucospermum, the most well known being L. cordifolium, the ordinary orange pincushion that has been on the market for many years and has become a popular garden plant.
Ecology
Ecology
Most leucospermums are insect pollinated. Leucospermum saxosum has adapted to the high rainfall and mist of the mountain tops.
Growing Leucospermum saxosum
Grow
This plant forms a lovely bush and can be used as a focal point or as part of a planting within a bed. Please remember it can spread up to 1,5m in width. As with all plants of the Proteaceae family; do not disturb the roots, as these plants are susceptible to fungal infections. This plant can be cultivated from seed that is released about 1-2 months after flowering or propagated from cuttings made in spring. Cuttings must be planted in well-drained soil and made from the harder wood.
Credits
Karin Behr
Pretoria National Botanical Garden
January 2003
Plant Attributes:
Plant Type: Shrub
SA Distribution: Limpopo, Mpumalanga
Soil type: Sandy, Loam
Flowering season: Spring, Early Summer
PH: Acid, Neutral
Flower colour: Orange
Aspect: Full Sun, Morning Sun (Semi Shade)
Gardening skill: Average
Special Features:
Attracts birds
Feature plant
Feeds honeybees
Horticultural zones
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