Knotted Rush

Juncus nodosus

Knotted Rush

Hurd, E.G., S. Goodrich, and N.L. Shaw.

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
2-3 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul, aug
Bloom Colors:
Green
Ground Cover:
Yes

Native Range

United States: Alaska, Arizona, California, Colorado, Connecticut, Delaware, Iowa, Idaho, Illinois, Indiana, Kansas, Massachusetts, Maine, Michigan, Minnesota, Missouri, Montana, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Dakota, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Quebec, Saskatchewan, Yukon

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:
sandy, nutrient-poor, well-drained soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wet meadows and marshes