One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Poway you can determine when it's possible to plant banana by looking at the USDA zone info.

Planting Calendar for Banana

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

You really shouldn't plant banana until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant banana in Poway 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 banana and expect a good harvest is probably September. You probably don't want to wait any later than that or else 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 little bit earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Poway. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Poway may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Poway you get a frost after February 15 so always be ready to cover your banana in the event of one of those late frosts.

USDA Zone Info for Poway

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Poway

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