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

By reviewing the USDA zone info for Grass Valley you should be able to estimate when it's a good idea to plant red hot pokers.

Planting Calendar for Red Hot Pokers

Frost tolerance for red hot pokers:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since red hot pokers do well in cold you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant red hot pokers in Grass Valley 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 red hot pokers and expect a good harvest is probably October. You probably don't want to wait any later than that or else your red hot pokers may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your red hot pokers indoors.

Last Frost Date

The average date of last frost is February 15 in Grass Valley. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Grass Valley may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Grass Valley last frost occurs after February 15 so always be ready to protect your red hot pokers if you have a surprise late frost.

USDA Zone Info for Grass Valley

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 Grass Valley

You may be interested in your other planting guides for Grass Valley.