Indoor Seed Sowing Calendar

Warm seedlings and a hot cat

In the Atlanta area our last frost date is around April 15 so we have to count back to figure out when to sow seeds indoors to get a jump-start on the growing season.  Here is a seed sowing calendar to help you get plants ready for when the weather warms up.

12 Weeks before last frost
January 22

begonia, browallia, geranium, larkspur, viola, pansy, vinca

 

11 Weeks before last frost
January 29

Dianthus, petunia, portulaka, verbena, onions, celery, celeriac

 

10 Weeks before last frost
February 5

heliotrope, candytuft, primula, leek, early greens (to be planted out in the coldframe or greenhouse beds),  snapdragon, stock

9 Weeks before last frost
February 12

delphinium, chamomile,  parsley, Greek oregano, impatiens, rudbeckia, early lettuce, kale, escarole, thyme

 

8 Weeks before last frost
February 19

pepper (78*F), shallot, eggplant, basil, cherry tomato, cabbage, cauliflower, broccoli, columbine, dahlia, phlox

7 Weeks before last frost
February 26

large tomato varieties, alyssum, cleome, salvia horminum, lavatera, ageratum, celosia

6 Weeks
March 4

zinnia, more lettuce, radicchio, marigold, aster, balsam

5 Weeks before last frost
March 11

bachelor’s buttons, agastache, sweet pea, calendula, centaurea

4 Weeks before last frost
March 18

sanvitalia, cabbage, morning glory, nicotiana,  nigella, phlox, phacelia

3 Weeks before last frost
March 25

morning glory, nasturtium, cosmos, melon, cucumber, squash, more lettuce

 

Be sure to read the seed packet when starting seed as some need light to germinate while others can be covered, some need at least 78* F to germinate while others only need 65* F.  By following the instructions closely you are that much closer to being rewarded with healthy, strong plants ready to beautify your landscape and provide you with wholesome homegrown vegetables.