Roundhead Rush

Juncus validus

Roundhead Rush

Correll, Donovan Stewart; Correll, Helen B.

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Juncaceae
Genus:
Juncus
Species:
Juncus validus

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
3-4 ft
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
jul
Bloom Colors:
Green
Ground Cover:
Yes

Native Range

United States: Alabama, Arkansas, Delaware, Florida, Georgia, Illinois, Kansas, Kentucky, Louisiana, Maryland, Missouri, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia

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:
moist, fertile, clay or loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wetlands and marshes