One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

In Gilroy you can determine when it's the best time to plant foxglove by referring to the USDA zone info.

Planting Calendar for Foxglove

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

Foxglove are moderately cold tolerant which tells us that you can start planting them earlier than more sensitive plants.

The earliest that you can plant foxglove in Gilroy 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 foxglove and expect a good harvest is probably October. You probably don't want to wait any later than that or else your foxglove may not have a chance to really do well. Starting your foxglove indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Gilroy. In the coldest months of winter you can expect an average low temperature of 25°F.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Gilroy and it will vary from year to year. Half of the time in Gilroy last frost occurs after February 15 so just be sure to be ready to protect your foxglove if you have one of those late frosts.

USDA Zone Info for Gilroy

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 Gilroy

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