One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when you can plant banana by using the USDA zone info for Snohomish.

Planting Calendar for Banana

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

You really shouldn't plant banana until after the last frost because they do not do well in cold weather.

The earliest that you can plant banana in Snohomish is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant banana and expect a good harvest is probably August. You probably don't want to wait any later than that or else your banana may not have a chance to grow to maturity. Starting your banana indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Snohomish. You should expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Snohomish is not always accurate the actual date of last frost will vary from year to year. Half of the time in Snohomish you get a frost after March 15 so always be ready to protect your banana if you have a late frost.

USDA Zone Info for Snohomish

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Snohomish

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