Velvetbells

Bartsia alpina

Native to:
Austria, Bulgaria, Canada, Czechia-Slovakia, Finland, France, Germany, Greenland, Iceland, Italy, Labrador, Norway, NW. Balkan Pen., Poland, Romania, Russia, Spain, Sweden, Switzerland, Ukraine, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orobanchaceae
Genus:
Bartsia
Species:
Bartsia alpina
USDA Symbol:
BAAL4

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
25 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
Bloom Colors:
purple, violet

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
moist, nutrient-poor, acidic soil
pH:
5.0 - 6.5 (acidic to slightly acidic)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
Commonly found in alpine and subalpine meadows

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Hemiparasitic nature may affect cultivation success without appropriate host grasses.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Source: Claude AI

ORGHPS Germination Guide: Sow @ 20C 6 wks then 4C 6 wks then slowly raise to 10C 6 wks. Repeat if no germination.

Source: Ontario Rock Garden & Hardy Plant Society