Before planting it is a good idea to find your USDA Zone info to estimate 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.

In Coronado you can determine when it's a good idea to plant geum by checking out the USDA zone info.

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.

You can plant geum just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant geum in Coronado 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. You probably don't want to wait any later than that or else your geum may not have a chance to really do well. Starting your geum indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Coronado. You should expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for Coronado may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Coronado there is a last frost after January 31 be ready to protect your geum if you have a late frost.

USDA Zone Info for Coronado

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Coronado

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