One of the best tools that you have as gardeners to help us determine 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.

In Torrington you can estimate when it's the best time to plant lantana by reviewing the USDA zone info.

Planting Calendar for Lantana

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

Lantana do not do well in cold weather which means that it's important to wait until it warms up after the last frost before you can plant them.

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

The last month that you can plant lantana and expect a good harvest is probably August. Any later than that and your lantana may not have a chance to really do well. Starting your lantana indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Torrington. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Torrington is just an average the actual date of last frost changes from year to year. Since half of the time in Torrington you get a frost after May 15 be ready to cover your lantana in the event of a surprise late frost.

USDA Zone Info for Torrington

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Torrington

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