Approximately 0 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
Type of plant - perennial
Flower: LILAC, BLUE + WHITE, flat, to 10cm. acr.
Foliage: ribbed, to 30x2.5cm.
Height in meters: 0.4
Common names for Iris tectorum:
is included in the following B and T World Seeds flowering plant categories:
1: Species in Stock at B and T
6: Bulbous and Rhizomatous Plant Seed List
9: Alpine and Rock Garden Seed List (Hardy and Tender)
43: Herbaceous Border Plant Seed List
50: Japanese Native and Introduced Plants
51: Chinese Native and Introduced Plants
131: Toxic Plants
805: Eco roof plant seed
Iris tectorum seeds will usually germinate in 30-545 days, even under good conditions germination may be erratic. Sow seeds about 6mm deep in a Peaty seed sowing mix at about 15-20°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.
May take two winters outdoors.