In the St. Louis area Purple Coneflower, Little Bluestem grass, Penstemon. Yucca filamentosa and Columbine can started from seed indoors in mid-January.

In the St. Louis area scallions, cosmos, chives and onions can started from seed indoors in late January.

In the St. Louis area, Rudbeckia can be started from seed indoors in early February.

In the St. Louis area, milkweeds, Ipomoea, petunia and chocolate flower can be started indoors in mid-February for later transplanting outdoors.

In the St. Louis area, Bee Balm, Arugula, Lovage, Fennel (herb), Catnip and Eggplant can be started indoors in late February for later transplanting outdoors.

In the St. Louis area, Salvia can be started indoors in early March for later transplanting outdoors.

In the St. Louis area, Columbine can be planted from seed or transplanted outdoors in early March. Strawberries can be planted outdoors 6-8 weeks before the last frost.

In the St. Louis area the following can be started from seeds indoors in early March: Peppers, Bok Choy, Cabbage, Alyssum, Chamomile, Marigold, Peas, Zinnia, Chili Peppers, Collards, Tomatoes, Lettuce, Lavender, Sage, Broccoli, Cauliflower, Calendula, Blackberry Lily, Shasta Daisy.

In the St. Louis area, Radishes and California Poppies can be planted outdoors in early March.

In the St. Louis area Penstemon, Little Bluestem Grass, Purple Coneflower and Rudbeckia can be planted outdoors in mid-March.