Grooved Flax
Linum sulcatum
Joshua Mayer
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Linaceae
- Genus:
- Linum
- Species:
- Linum sulcatum
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 2-3 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun, jul, aug
- Bloom Colors:
- Yellow
Native Range
United States: Alabama, Arkansas, Connecticut, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Dakota, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Canada: Manitoba, Ontario, Quebec, Saskatchewan
Host Plant for Caterpillars
Agrotis orthogonia, Alfalfa Looper (Autographa californica), Army cutworm (Euxoa auxiliaris), Armyworm moth (Pseudaletia unipuncta), Bertha armyworm (Mamestra configurata), corn earworm (Helicoverpa zea), Euxoa tessellata, Ononis moth (Heliothis ononis), Setaceous Hebrew Character (Xestia c-nigrum), Tobacco budworm (Heliothis virescens)
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Prefers open, sunny habitats; often found in prairies and rocky outcrops.