Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apiaceae

Genus:

Sium

Species:

Sium carsonii

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

2-3 ft

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

jul, aug, sep

Bloom Colors:

White

Native Range

United States: Connecticut, Massachusetts, Maine, Minnesota, New Hampshire, New York, Pennsylvania, Rhode Island

Keystone Species Ranking

Caterpillar Keystone:

★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:

rich, moisture-retentive loamy soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

tolerates poor drainage

Moisture:

consistently moist

Notes:

commonly found in wetlands and marshes