The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when it's a good idea to plant tropical water plants in Bangor by checking out the USDA zone info.

Planting Calendar for Tropical Water Plants

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

It's not a good idea to plant tropical water plants until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant tropical water plants in Bangor 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 tropical water plants and expect a good harvest is probably August. If you wait any later than that and your tropical water plants may not have a chance to grow to maturity. If you are starting your tropical water plants indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Bangor. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Bangor is not always accurate the actual date of last frost changes from year to year. Since half of the time in Bangor you get a frost after April 15 be ready to cover your tropical water plants if you have a surprise late frost.

USDA Zone Info for Bangor

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

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

Plants to Grow in Bangor

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