- Historical context: Coreopsis, commonly known as tickseed, has been cultivated for its vibrant flowers and ease of growth. The genus name 'Coreopsis' is derived from the Greek words 'koris' (bug) and 'opsis' (view), referring to the shape of the seeds.
- Geographical origination: The Plains Coreopsis (Coreopsis tinctoria) is native to North America, particularly the central United States.
- Relevant cultural significance: Coreopsis has been used in traditional Native American medicine and is also the state wildflower of Florida.
- Time period of discovery: The plant was first described in the early 19th century by botanists exploring the American plains.
- Original habitat: It thrives in prairies, meadows, and along roadsides, often in disturbed soils.
- Notable historical uses: Historically, the flowers were used to make a yellow dye, and the plant was also used in traditional medicine for various ailments.
- Ideal temperature range: 60-75°F (15-24°C)
- Soil type: Well-drained, sandy or loamy soil
- Sunlight requirements: Full sun (at least 6 hours of direct sunlight per day)
- Watering needs: Moderate; water regularly but do not overwater. Drought-tolerant once established.
- Planting season: Spring after the last frost or in early fall
- Germination time: 7-21 days
- Growth cycle duration: Annual; blooms from early summer to fall
- Common pests and diseases: Aphids, spider mites, and powdery mildew
- Companion planting advice: Good companions include cosmos, zinnias, and marigolds. Avoid planting near plants that require heavy watering.
- Common challenges and solutions: Overwatering can lead to root rot. Ensure soil is well-drained. Powdery mildew can be managed by ensuring good air circulation and avoiding overhead watering.
- Nutritional values: Not applicable as the plant is primarily ornamental.
- Health benefits: Traditionally used in Native American medicine for treating ailments such as diarrhea and as a diuretic.
- Culinary uses: Not commonly used in culinary applications.
- Medicinal uses: Used in traditional medicine for its diuretic properties and to treat gastrointestinal issues.
- Other unique advantages: Attracts pollinators such as bees and butterflies, making it beneficial for garden biodiversity. The plant is also deer-resistant.