Approximately 1 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
USDA average, annual, minimum temperature Zone:3
Type of plant - perennial
Flower: pale BLUE-VIOLET 1.3cm., in clusters on winged stems, May - August
Foliage: narrow, to 15x0.3cm., grass-lke, to 0.60 in moist. ~ 015-0.3 in dry soil
Height in meters: 0.15-0.60
Common names for Sisyrinchium angustifolium:
is included in the following B and T World Seeds flowering plant categories:
1: Stock list
6: Bulbous and Rhizomatous Plant Seed List
9: Alpine and Rock Garden Seed List (Hardy and Tender)
36: Herb Seed List Culinary Medicinal Dye and Aromatic
43: Herbaceous Border Plant Seed List
86: Natives of U.S.North East
87: Natives of Central U.S.A.
94: Natives of Rocky Mountain Area U.S.A.
103: Western European Native and Introduced Plants
719: North American Native Ethnobotanicals
720: Fire Resistant Plants
952: Wholesale Selection
Sisyrinchium angustifolium seeds will usually germinate in 30-180 days, even under good conditions germination may be erratic. Sow seeds about 13mm deep in a Well drained seed sowing mix at about 10°C.
Seeds will mostly germinate as the weather warms up in Spring, some may germinate during the Summer or Autumn but are more likely to stay dormant until the following Spring.