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 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, seeds can also be direct-sown just before the last frost. Approximately Pot Marigold (Calendula officinalis) 20-30 seeds per packet.
|Exposure||Planting Method||Planting Depth||Days to Emerge||Plant Spacing||Size at Maturity||Type|
|Full Sun||Transplant||1/4"||5-15||12" apart||12-18"||Hardy Annual|
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