Cerastium × blyttii

Cerastium × blyttii

Native to:
Iceland | Norway

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caryophyllaceae
Genus:
Cerastium
Species:
Cerastium × blyttii

Growth Characteristics

Growth Habit:
Forb/herb , Subshrub
Height:
15 cm
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
Bloom Colors:
white
Ground Cover:
Yes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Best germinated on moist substrate at cool temperatures.

Source: Claude claude-sonnet-4-5-20250929 Batch

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society