The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 Honolulu should 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.

Since gaillardia are barely cold tolerant you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

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

The last month that you can plant gaillardia and expect a good harvest is probably November. Any later than that and your gaillardia may not have a chance to really do well. Starting your gaillardia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Honolulu it never frosts. You can expect an average low temperature of 50°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Honolulu may not be accurate from year to year and the actual date of last frost changes from year to year. Since it never frosts in Honolulu you do not have to be ready to cover your gaillardia in the event of a surprise late frost.

USDA Zone Info for Honolulu

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	50°F
Highest Expected Low	55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Honolulu

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