Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant gaillardia in Glendale can be figured out by referring to 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.

Gaillardia tend to make it in some cold which tells us that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant gaillardia in Glendale 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 really do well. You can get started a little bit earlier by starting your gaillardia indoors.

Last Frost Date

On average the last frost is on January 31 in Glendale. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Glendale is an average the actual date of last frost changes from year to year. Since half of the time in Glendale you get a frost after January 31 be ready to cover your gaillardia if you have one of those late frosts.

USDA Zone Info for Glendale

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Glendale

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