Golden Tickseed
Coreopsis tinctoria
- Native to:
- Canada, Mexico, United States, Virgin Islands
iNaturalist: © jrichardabbott (iNaturalist #52335461)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Coreopsis
- Species:
- Coreopsis tinctoria
- USDA Symbol:
- COTI3
Growth Characteristics
- Life Cycle:
- Annual | Biennial | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 120 cm
- Light Requirements:
- Full Sun,Part Shade
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- yellow, red, maroon
Wildlife Benefits
- Bees:
- ★★★☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★★★★★ Documented Lepidoptera association (GBIF)
Keystone Species Ranking
- Pollen Specialist Bee Keystone:
- ★★★☆☆ Native pollen specialist bee species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- poor, sandy, well-drained soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- thrives in disturbed areas with low fertility
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily after cold stratification; surface sow or barely cover.
Pre-treatment: None required
Establishment: The plant is native to areas from Minnesota to Washington, south to California, Texas, and Louisiana. It is naturalized in most areas of Mississippi and is fairly tolerant of wet soils.
Source: npn.rngr.net
ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires light / surface sow (fine seed).
Where to Buy
Nationwide Seller
- Native American Seed (nursery and seeds)
- Sheffield's Seed (seeds)
- Vermont Wildflower Farm (nursery and seeds)