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 'Wartburgstern'
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, gritty
pH
acid - neutral - alkaline
Hardiness
fairly hardy, can be short lived
Plant range
garden variety
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.
Needs to be divided every 3-4 years to maintain it's vigour.
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