Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when it's a good idea to plant neeps is to look at the USDA zone info for San Diego.

Planting Calendar for Neeps

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

Since neeps are not cold tolerant you have to wait until after the last frost before you can plant them.

The earliest that you can plant neeps in San Diego is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant neeps and expect a good harvest is probably September. Any later than that and your neeps may not have a chance to really do well. If you are starting your neeps indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In San Diego the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for San Diego is an average the actual date of last frost changes from year to year. Since half of the time in San Diego there is a last frost after February 15 be ready to cover your neeps in the event of a late frost.

USDA Zone Info for San Diego

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 San Diego

You may be interested in your other planting guides for San Diego.