Saltgrass

Distichlis spicata

Saltgrass

Robert H. Mohlenbrock. USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento. Courtesy of USDA NRCS Wetland Science Institute.

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Distichlis
Species:
Distichlis spicata

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
3-4 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr, may, jun, jul, aug, sep, oct
Bloom Colors:
Yellow

Native Range

United States: Alabama, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Kansas, Louisiana, Massachusetts, Maryland, Maine, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Texas, Utah, Virginia, Washington, Wisconsin, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Saskatchewan

Host Plant for Caterpillars

Olivia's buckmoth (Hemileuca oliviae), Eunus Skipper (Pseudocopaeodes eunus), Obscure skipper (Panoquina panoquinoides), Sachem (Atalopedes campestris), Salt Marsh Skipper (Panoquina panoquin), Sandhill Skipper (Polites sabuleti), Wandering Skipper (Panoquina errans)

Soil Requirements

Soil Type:
saline, sandy, nutrient-poor soil
pH:
7.5 - 9.0 (neutral to alkaline)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
thrives in saline conditions

Germination Information

Pre-treatment: Mechanical injury of the caryopis or covering layers or soaking seeds for 24 hours in water

Establishment: Seeds are collected between September 11th and November 4th. Mature inflorescences are panicles 2 to 8 cm long. Seed is 2 mm long and brownish grey in color at maturity. D. spicata var. stricta is found from the Great Plains region of North America to the Pacific coast; also in South America, Australia, Tasmania, and Tahiti. D. spicata is found in coastal salt marsh from Orange County, California to Oregon, and on Catalina and Santa Cruz islands.

Source: npn.rngr.net