When Do You Start Seeds Indoors?


Quick Answer

The best time for starting seeds indoors is determined by the type of seed a grower is planting and the area's last expected frost date. Use the last expected frost date to count backward to the planting date to determine the planting schedule as recommended on the seed package.

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Full Answer

The U.S. Department of Agriculture divides the country into zones that have a range of optimal dates for planting. For example, vegetables such as broccoli, cabbage, lettuce and cauliflower should be started five to seven weeks before the frost-free date when they are planted in USDA zone 6. The frost-free date range for zone 6 begins March 30 and ends April 30, so the date for starting the plants indoors occurs no earlier than the last week of February.

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