Narrowleaf Marsh Elder

Iva asperifolia var. angustifolia

Native to:
United States

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Iva
Species:
Iva asperifolia var. angustifolia
USDA Symbol:
IVAN

Growth Characteristics

Life Cycle:
Annual | Biennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
aug,sep,oct
Bloom Colors:
green

Garden & Ecology Notes

Deer Resistant:
Yes
Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in arid and semi-arid regions

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days

The above propagation data sourced from Claude AI