One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant geum in Vallejo can be estimated by using 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.

Geum are barely cold tolerant which tells us that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant geum in Vallejo 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. Any later than that and your geum may not have a chance to really do well. You can get started a little bit earlier by starting your geum indoors.

Last Frost Date

In Vallejo the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for Vallejo is not always accurate and the actual date of last frost changes from year to year. Half of the time in Vallejo it frosts late in the year after February 15 so make sure that you are ready to cover your geum in the event of a late frost.

USDA Zone Info for Vallejo

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Vallejo

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