One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

You should be able to estimate when it's a good idea to plant mimulus by reviewing the USDA zone info for Naugatuck.

Planting Calendar for Mimulus

Frost tolerance for mimulus:	Not tolerant of frost.
When to plant:	After the last frost.

Since mimulus require warm weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant mimulus in Naugatuck 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 mimulus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your mimulus may not have a chance to really do well. You can get started a few weeks earlier by starting your mimulus indoors.

Last Frost Date

The average date of last frost is April 15 in Naugatuck. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Naugatuck is an average the actual date of last frost is different every year. Half of the time in Naugatuck you get surprised by a frost after April 15 so make sure that you are prepared to protect your mimulus in the event of one of those late frosts.

USDA Zone Info for Naugatuck

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Naugatuck

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