Alligatorweed

Alternanthera philoxeroides

Alligatorweed

National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaranthaceae
Genus:
Alternanthera
Species:
Alternanthera philoxeroides

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
3-4 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul, aug, sep, oct, nov
Bloom Colors:
white

Native Range

United States: Alabama, Arkansas, California, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, Puerto Rico, South Carolina, Tennessee, Texas, Virginia

Host Plant for Caterpillars

Vogtia malloi

Soil Requirements

Soil Type:
rich, waterlogged, organic soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
thrives in wetland areas and water edges