Tall Rattlesnakeroot

Nabalus altissimus

Native to:
Canada, Labrador, Prince Edward I., United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Nabalus
Species:
Nabalus altissimus
USDA Symbol:
PRAL3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
210 cm
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
aug,sep,oct
Bloom Colors:
white, cream, yellow

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers forested or shaded areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days

The above propagation data sourced from Claude AI