Harvested from the gardens at Monticello. Seeds of this hardy, cool-season annual were planted by Thomas Jefferson at his boyhood home, Shadwell, in 1767. Often called "Marygold" by gardeners before 1800, this self-seeding species with single yellow and orange flowers has been used for culinary and medicinal purposes since the Middle Ages. Jefferson-documented: Pot Marigold (Calendula officinalis) was documented by Thomas Jefferson in his Garden Book, Notes on the State of Virginia, or other writings.
Start calendula seeds indoors 6-8 weeks before the last spring frost at 70 degrees F. Transplant to cell-packs once they have several true leaves, then harden off and transplant outdoors after last frost. In cooler regions, calendula seeds can also be direct-sown just before the last frost. Approximately Pot Marigold (Calendula officinalis) 20-30 seeds per packet.
Gardeners grow Pot Marigold plants for their cheery flowers and profuse blooming habit. Pot Marigold - Calendula is commonly used in annual flower beds and container gardening.
Details
Genus | Calendula |
---|---|
Species | officinalis |
Exposure | Full Sun | Planting Method | Transplant | Planting Depth | 1/4" |
Days to Emerge | 5 - 15 |
Plant Spacing | 12" apart |
Habit | 12 - 18" H |
Jefferson documented |