The USDA Zone info is a great tool for gardeners to help us determine 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.

The USDA zone info for Lemon Grove can be used to estimate when it's a good idea to plant borage.

Planting Calendar for Borage

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

Since borage do well in moderate cold you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant borage in Lemon Grove 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 borage and expect a good harvest is probably October. If you wait any later than that and your borage may not have a chance to grow to maturity. You can get started a little bit earlier by starting your borage indoors.

Last Frost Date

The average date of last frost is January 31 in Lemon Grove. In the coldest months of winter you can expect an average low temperature of 30°F.

Just be sure to remember that USDA zone info for Lemon Grove is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Lemon Grove last frost occurs after January 31 so make sure that you are prepared to protect your borage in the event of one of those late frosts.

USDA Zone Info for Lemon Grove

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Lemon Grove

You may be interested in your other planting guides for Lemon Grove.