The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when to plant lantana by checking out the USDA zone info for Exeter.

Planting Calendar for Lantana

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

It's not a good idea to plant lantana until after the last frost when the weather gets warmer because they are not cold tolerant.

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

The last month that you can plant lantana and expect a good harvest is probably September. Any later than that and your lantana may not have a chance to grow to maturity. If you are starting your lantana indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Exeter the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Exeter may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Exeter there is a last frost after February 15 so be sure to be ready to protect your lantana if you have a late frost.

USDA Zone Info for Exeter

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Exeter

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