One of the first steps you take when you are determining your gardening schedule is find your 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.

In Roseburg you can estimate when to plant gaillardia 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 means that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant gaillardia in Roseburg 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 grow to maturity. If you are starting your gaillardia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Roseburg. You can expect an average low temperature of 20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Roseburg is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Roseburg there is a last frost after February 15 be ready to protect your gaillardia in the event of a late frost.

USDA Zone Info for Roseburg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Roseburg

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