Asplenium
Asplenium er ættkvísl um 700 burknategunda í Aspleniaceae ættinni og er af flestum grasafræðingum talin eina ættkvísl ættarinnar. Þetta er breytileg ættkvísl með nokkrum undirflokkum, sem stundum eru flokkaðar sem sér ættkvíslir.
in Iceland
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Gardening
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Aster tongolensis
East Indies Aster
Asteraceae
Height
30 - 40 cm
Flower colour
lavender
Flowering time
July - August
Foliage colour
green
Sunlight
sun
Soil
well drained, humus rich, mixed with coarse sand
pH
acid - neutral - alkaline
Hardiness
fairly hardy, can be short lived
Plant range
W-China, Himalaya
Aster belongs to the family Asteraceae. It's species are native to meadows in temperate regions of the northern hemisphere, the majority in N-America. They grow best in, moist, fertile soil and prefer a sunny position. Most Asters flower late in the summer and through fall, but the species mainly grown in Iceland are alpines that flower earlier, in July-August.
Propagation:
Division in spring.
Seed sown in March.
Seed just covered and kept at 20°C (68°F) until germination. After germination it should be kept at a lower temperature with plenty of light so the plants won't become lanky.
A medium sized plant that grows best in very well drained soil in full sun. It needs to be divided every 3-4 years to keep it vigorous.
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