Achnatherum calamagrostis

Achnatherum calamagrostis

Native to:
Albania, Austria, Bulgaria, China, France, Germany, Greece, Italy, Kirgizstan, Morocco, NW. Balkan Pen., Romania, Russia, Spain, Switzerland, Tadzhikistan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Achnatherum
Species:
Achnatherum calamagrostis
USDA Symbol:
ACCA30

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, golden

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny locations

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Germinates best with light exposure and consistent moisture at cool temperatures around 15-20°C.

The above propagation data sourced from Claude AI

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

Source: Ontario Rock Garden & Hardy Plant Society