When to Plant Banana in Monmouth, OR

One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

The earliest that you can plant banana in Monmouth should be estimated by checking out the USDA zone info.


Planting Calendar for Banana

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

You really shouldn't plant banana until after all chance of frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant banana
Possibly ok, but a risky time to plant banana
Probably not a good time to plant banana

The earliest that you can plant banana in Monmouth 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. Any later than that and your banana may not have a chance to really do well. 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

In Monmouth the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Monmouth is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Monmouth last frost occurs after March 15 so just be sure to be ready to protect your banana in the event of a late frost.

USDA Zone Info for Monmouth

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 Low15°F
Highest Expected Low20°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 Monmouth

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