One of the first steps you take when you are figuring out 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.

A way of estimating when to plant chamomile is to check out the USDA zone info for Grass Valley.

Planting Calendar for Chamomile

Frost tolerance for chamomile:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Chamomile are one of those plants that can tolerate a little bit of cold weather which tells us that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant chamomile 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 chamomile and expect a good harvest is probably October. Any later than that and your chamomile may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chamomile indoors.

Last Frost Date

The average date of last frost is February 15 in Grass Valley. In the coldest months of winter you should expect an average low temperature of 20°F.

It's important to remember that USDA zone info for Grass Valley is not always accurate and the actual date of last frost is different every year. Half of the time in Grass Valley you get surprised by a frost after February 15 so be sure to be ready to cover your chamomile in the event of a 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.