GrowZone guide
Starting seeds indoors by zone
Seed-start dates move with your local last frost and the crop's transplant age.
1. Tomatoes often start about six weeks before transplanting; peppers need longer
Tomatoes often start about six weeks before transplanting; peppers need longer.
2. Start too early and seedlings get leggy
Start too early and seedlings get leggy. Start too late and you lose part of the growing season.
3. The best date is a window, not a single morning
The best date is a window, not a single morning. Use the calendar as a planning target.