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.

A way of estimating when it's the best time to plant flowering tobacco is to check out the USDA zone info for Colville.

Planting Calendar for Flowering Tobacco

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

You really shouldn't plant flowering tobacco until after the last frost has passed because they require warm weather.

The earliest that you can plant flowering tobacco in Colville 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 flowering tobacco and expect a good harvest is probably August. If you wait any later than that and your flowering tobacco may not have a chance to grow to maturity. Starting your flowering tobacco indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Colville. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Colville is an average the actual date of last frost changes from year to year. Half of the time in Colville you get surprised by a frost after April 15 so just be sure to be ready to cover your flowering tobacco if you have a late frost.

USDA Zone Info for Colville

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Colville

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