
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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Penstemon fruticosus
Shrubby Penstemon
Plantaginaceae
Height
10 - 20 cm
Flower colour
lilac - mauve
Flowering time
June - July
Foliage colour
green
Sunlight
sun
Soil
well drained, gritty
pH
acid - neutral - alkaline
Hardiness
grows well, given the right conditions
Plant range
northwestern N-America
Penstemon is a genus in the family Plantaginaceae. It is a large genus native to N-America. They are usually low growing herbaceous plants or sub-shrubs with irregularly shaped flowers. They prefer full sun and many are well suited to rock gardens.
Propagation:
Layering.
Seed - sown in January - March.
Seed not covered and stored at 20°C (68°F) until germination.
Low growing rock garden plant. Needs very well drained soil, preferably on a slope.
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