How and When to Start Seeds Indoors: Timing Is Everything
You can give your garden a head start by starting seeds inside, particularly if you live in an area with a short growing season
Find out when your location usually experiences its last frost. When deciding when to start seeds, this is very important.
The needs of various plants vary. While some develop quickly and can be started closer to your last frost date, others require longer indoor growth durations.
Make sure the seeds you choose are appropriate for your growing zone and planting window. Certain plants—like peppers and tomatoes—do better
Seed packets frequently include information on days to maturity and the ideal indoor planting period. Plan out when and how you will plant using this knowledge.
Determine how many weeks it took your seedlings to grow strong enough to transplant by working backwards from the date of your last frost. For instance
To remember when to start each variety of seed indoors, record your sowing dates on a calendar.