Toothache Grass

Ctenium aromaticum

Native to:
United States, Virgin Islands

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Ctenium
Species:
Ctenium aromaticum
USDA Symbol:
CTAR

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
150 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
Bloom Colors:
green, brown

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Fragrant:
Yes
Fire Ecology:
Requires fire for germination
Fire Notes:
Frequent fire maintains open savanna habitat; Ctenium aromaticum resprouts after fire and is a characteristic species of fire-maintained wet pine savannas.

Soil Requirements

Soil Type:
sandy, acidic, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
commonly found in pine savannas and flatwoods