Hedgehyssop

Gratiola officinalis

Native to:
Albania, Austria, Baltic States, Belarus, Belgium, Bulgaria, China, Czechia-Slovakia, East Aegean Is., France, Germany, Greece, Hungary, Iran, Italy, Kazakhstan, Krym, Morocco, Netherlands, North Caucasus, NW. Balkan Pen., Pakistan, Poland, Portugal, Romania, Russia, Sardegna, Spain, Switzerland, Tadzhikistan, Transcaucasus, Türkiye, Türkiye-in-Europe, Ukraine, Uzbekistan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Plantaginaceae
Genus:
Gratiola
Species:
Gratiola officinalis
USDA Symbol:
GROF

Growth Characteristics

Height:
50 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
white, pink, yellow

Garden & Ecology Notes

Deer Resistant:
Yes

Soil Requirements

Soil Type:
moist, nutrient-rich, clay or loam
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
prefers wet meadows and marshy areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–42 days
Notes:
Seeds require light for germination. Surface sow and keep consistently moist.

The above propagation data sourced from Claude AI