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.

The earliest that you can plant dallas fern in Charlestown should be determined by referring to the USDA zone info.

Planting Calendar for Dallas Fern

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

You should not plant dallas fern until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant dallas fern in Charlestown 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. Any later than that and your dallas fern may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your dallas fern indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Charlestown. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Charlestown is just an average the actual date of last frost changes from year to year. Half of the time in Charlestown last frost occurs after April 15 so just be sure to be ready to cover your dallas fern if you have a late frost.

USDA Zone Info for Charlestown

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 Charlestown

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