The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant gaillardia in Gilbert should be determined by using the USDA zone info.

Planting Calendar for Gaillardia

Frost tolerance for gaillardia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant gaillardia slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant gaillardia in Gilbert is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant gaillardia and expect a good harvest is probably September. Any later than that and your gaillardia may not have a chance to fully mature. You can get started a few weeks earlier by starting your gaillardia indoors.

Last Frost Date

The average date of last frost is February 15 in Gilbert. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Gilbert is just an average the actual date of last frost changes from year to year. Since half of the time in Gilbert it frosts late in the year after February 15 be ready to protect your gaillardia in the event of one of those late frosts.

USDA Zone Info for Gilbert

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 Gilbert

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