Before planting it is a good idea to find your USDA Zone info to estimate 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.

The earliest that you can plant banana in El Cajon can be estimated by referring to the USDA zone info.

Planting Calendar for Banana

Frost tolerance for banana:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Banana are not cold tolerant which tells us that it is necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant banana in El Cajon 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 banana and expect a good harvest is probably September. Any later than that and your banana may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your banana indoors.

Last Frost Date

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

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for El Cajon and it is different every year. Since half of the time in El Cajon you get a frost after January 31 be ready to protect your banana in the event of one of those late frosts.

USDA Zone Info for El Cajon

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 El Cajon

You may be interested in your other planting guides for El Cajon.