One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to determine when to plant dallas fern by using the USDA zone info for New London.

Planting Calendar for Dallas Fern

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

Since dallas fern are not cold tolerant you have to wait until after the last frost before you can plant them.

The earliest that you can plant dallas fern in New London 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 dallas fern and expect a good harvest is probably August. You probably don't want to wait any later than that or else your dallas fern may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your dallas fern indoors.

Last Frost Date

The average date of last frost is April 15 in New London. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for New London may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in New London you get surprised by a frost after April 15 so be sure to be ready to cover your dallas fern if you have one of those late frosts.

USDA Zone Info for New London

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in New London

You may be interested in your other planting guides for New London.