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 first chance to plant tagetes in Lowell can be figured out by checking out the USDA zone info.

Planting Calendar for Tagetes

Frost tolerance for tagetes:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since tagetes require warm weather it is important to wait until after the last frost before you can plant them.

The earliest that you can plant tagetes in Lowell 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. You probably don't want to wait any later than that or else your tagetes may not have a chance to fully mature. You can get started a little bit earlier by starting your tagetes indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Lowell. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Lowell is just an average the actual date of last frost changes from year to year. Since half of the time in Lowell last frost occurs after April 15 be ready to cover your tagetes if you have a late frost.

USDA Zone Info for Lowell

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Lowell

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