Calamagrostis arundinacea

Calamagrostis arundinacea

Native to:
Albania, Austria, Baltic States, Belarus, Belgium, Bulgaria, China, Czechia-Slovakia, Denmark, Finland, France, Germany, Greece, Hungary, India, Italy, Japan, Kazakhstan, Korea, New Guinea, North Caucasus, Norway, NW. Balkan Pen., Philippines, Poland, Portugal, Romania, Russia, Spain, Sweden, Switzerland, Taiwan, Transcaucasus, Türkiye, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Calamagrostis
Species:
Calamagrostis arundinacea
USDA Symbol:
CAAR45

Growth Characteristics

Growth Habit:
Graminoid
Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fall Color:
tan, brown

Soil Requirements

Soil Type:
moist, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
consistently moist
Notes:
often found in forested or meadow areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Light aids germination. Prefers cool temperatures for germination, 15-20°C optimal.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires light / surface sow (fine seed).

Source: Ontario Rock Garden & Hardy Plant Society