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

The first opportunity to plant dallas fern in Vienna should be estimated by using 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 has passed.

Dallas Fern require warm weather which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant dallas fern in Vienna 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. If you wait any later than that and your dallas fern may not have a chance to really do well. You can get started a few weeks earlier by starting your dallas fern indoors.

Last Frost Date

On average the last frost is on April 15 in Vienna. You should expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Vienna is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Vienna you get surprised by a frost after April 15 be ready to protect your dallas fern if you have a late frost.

USDA Zone Info for Vienna

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Vienna

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