One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant tagetes in Addison can be estimated by reviewing the USDA zone info.

Planting Calendar for Tagetes

Frost tolerance for tagetes:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant tagetes until after the last frost because they do not do well in cold weather.

The earliest that you can plant tagetes in Addison is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant tagetes and expect a good harvest is probably August. If you wait any later than that and your tagetes may not have a chance to grow to maturity. Starting your tagetes indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Addison. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Addison is an average and the actual date of last frost is different every year. Since half of the time in Addison it frosts late in the year after April 15 be ready to cover your tagetes if you have a late frost.

USDA Zone Info for Addison

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Addison

You may be interested in your other planting guides for Addison.