The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Gustine you will be able to determine when it's the best time to plant foxglove.

Planting Calendar for Foxglove

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

Foxglove 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 frost tender plants.

The earliest that you can plant foxglove in Gustine 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. If you wait any later than that and your foxglove may not have a chance to grow to maturity. You can get started a little bit earlier by starting your foxglove indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Gustine. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Gustine may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Gustine there is a last frost after February 15 be ready to protect your foxglove if you have a surprise late frost.

USDA Zone Info for Gustine

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 Gustine

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