Aurinia saxatilis 'Summit Alyssum'
Common Name(s):
Yellow alyssum
Gold-dust
Synonym:
Alyssum saxatile
Goldentuft
Flower:
Yellow
Blooms :
Apr
to:
May
Flowers yellow star shaped with 4 petals
Botanical Description
Fragrant?
YES
Family:
Brassicaceae
Herbaceous Plant, Perennial
Foliage:
Silvery-green
Fine textured, spathulate
Fall Color?
YES
Foliage stays silvery-green
Evergreen
Photo by:
Heading 6
Foliage stays silvery-green
Oregon Native?
NO
West State Native?
NO
Origins:
Central and Southeastern Europe, Balkan Peninsula
Site Selection
Minimum USDA Hardiness Zone:
4
Water Needs:
L
Sun Needs:
Full Sun
Deer Resistant?
YES
Firewise?
YES
Height:
6-12"
Spread:
10-20"
Growth Rate:
Medium
Native Habitat:
Rocky mountainous areas
Soil:
Rocky, gritty, sandy
Care Recommendations
Maintenance Level:
Medium
Fertilizer:
Requires no fertilization
Mulch:
Gravel, crushed rock, small stones
Full sun, excellent drainage, infrequent watering, light shearing after sppring bloom, very little fertilizer or none at all evcept every other year, minimal division
Long Term:
Winter:
Minimal winter care except for light watering if needed
Spring:
Trim after flowering for shape, well-drained soil, full sun, minimal fertilizer to prevent legginess
Summer:
Full sun but afternoon shade in warm habitats, trim by 1/2 if not done after flowering in late spring, minimal watering
Fall:
Light watering, avoid heavy pruning
General Care Comments:
Provide full sun,excellent drainage, spare watering, pruning after flowering, very little if any fertilizer
Common Problems
Most problems arise from too much water or heavy clay soils
Diseases:
Root rot if over watered, white rust
Insects:
Aphids, cabbage worms, leaf hoppers
Environmental Problems:
Can be invasive
Pests:
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