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

A way of making a decision about when it's the best time to plant dallas fern is to use the USDA zone info for Surprise.

Planting Calendar for Dallas Fern

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

You should not plant dallas fern until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant dallas fern in Surprise 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. 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

In Surprise the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Surprise and it will vary from year to year. Half of the time in Surprise last frost occurs after February 15 so always be ready to cover your dallas fern if you have a late frost.

USDA Zone Info for Surprise

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 Surprise

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