Johnsongrass
Sorghum halepense
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Sorghum
- Species:
- Sorghum halepense
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 6-8 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun, sep
- Bloom Colors:
- green
Native Range
United States: Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Delaware, Florida, Georgia, Guam, Hawaii, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Palau, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: Ontario
Host Plant for Caterpillars
Brown Ctenucha (Ctenucha brunnea), Fall armyworm (Spodoptera frugiperda), lesser cornstalk borer (Elasmopalpus lignosellus), Mexican rice borer (Eoreuma loftini), rascal dart moth (Agrotis malefida), white-dotted wainscot (Leucania subpunctata), Neamathla Skipper (Nastra neamathla), Swarthy Skipper (Nastra lherminier)
Soil Requirements
- Soil Type:
- fertile, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to regions with variable moisture levels