One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Lemon Grove you should be able to figure out when to plant sweet potatos.

Planting Calendar for Sweet Potatos

Frost tolerance for sweet potatos:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since sweet potatos are not cold tolerant you must wait until after the last frost before you can plant them.

The earliest that you can plant sweet potatos in Lemon Grove is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant sweet potatos and expect a good harvest is probably September. If you wait any later than that and your sweet potatos may not have a chance to fully mature. If you are starting your sweet potatos indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Lemon Grove is not always accurate the actual date of last frost changes from year to year. Half of the time in Lemon Grove there is a last frost after January 31 so make sure that you are ready to protect your sweet potatos if you have a surprise late frost.

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.