sweetflag

Acorus americanus

Native to:
China, Prince Edward I., Russia, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Acoraceae
Genus:
Acorus
Species:
Acorus americanus
USDA Symbol:
ACAM

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul

Garden & Ecology Notes

Wildlife Value:
waterfowl, muskrats
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rich, moisture-retentive loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wetlands and marshy areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–60 days
Notes:
Seeds require light for germination. Keep consistently moist to wet. Germination can be erratic and slow.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds were cold stratified for 210 days

Source: npn.rngr.net