Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant dallas fern in Warrenton should be figured out by checking out the USDA zone info.

Planting Calendar for Dallas Fern

Frost tolerance for dallas fern:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Dallas Fern are not cold tolerant which means that you really should wait until it warms up after the last frost before you can plant them.

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

Last Frost Date

On average the last frost is on February 15 in Warrenton. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Warrenton is an average the actual date of last frost will vary from year to year. Since half of the time in Warrenton you get a frost after February 15 be ready to cover your dallas fern if you have one of those late frosts.

USDA Zone Info for Warrenton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Warrenton

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