The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when you can plant banana in Walnut by using the USDA zone info.

Planting Calendar for Banana

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

It's probably not a good idea to plant banana until after the last frost has passed because they require warm weather.

The earliest that you can plant banana in Walnut 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. If you wait any later than that and your banana may not have a chance to grow to maturity. If you are starting your banana 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 Walnut. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Walnut is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Walnut it frosts late in the year after January 31 be ready to cover your banana if you have a late frost.

USDA Zone Info for Walnut

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 Walnut

You may be interested in your other planting guides for Walnut.