Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when to plant radishes is to look at the USDA zone info for Los Fresnos.

Planting Calendar for Radishes

Frost tolerance for radishes:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since radishes are one of those plants that can tolerate quite a bit of cold weather you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant radishes in Los Fresnos 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 radishes and expect a good harvest is probably October. Any later than that and your radishes may not have a chance to fully mature. You can get started a little bit earlier by starting your radishes indoors.

Last Frost Date

The average date of last frost is January 31 in Los Fresnos. It might get as low as 30°F during the coldest months of winter.

Keep in mind that USDA zone info for Los Fresnos is just an average and the actual date of last frost is different every year. Since half of the time in Los Fresnos last frost occurs after January 31 be ready to protect your radishes if you have a late frost.

USDA Zone Info for Los Fresnos

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 Los Fresnos

You may be interested in your other planting guides for Los Fresnos.