The USDA Zone info is a great tool for gardeners to help us figure out 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.

You should be able to figure out when to plant geum by reviewing the USDA zone info for Corcoran.

Planting Calendar for Geum

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

Geum do ok in a tiny bit of cold which means that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant geum in Corcoran 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 geum and expect a good harvest is probably September. If you wait any later than that and your geum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your geum indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Corcoran. It might get as low as 20°F during the coldest months of winter.

Remember that USDA zone info for Corcoran is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Corcoran there is a last frost after February 15 so just be sure to be ready to protect your geum if you have a late frost.

USDA Zone Info for Corcoran

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 Corcoran

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