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When to Plant Flowering Tobacco in Marshalltown, IA

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 the best time to plant flowering tobacco in Marshalltown by using the USDA zone info.


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 should not plant flowering tobacco until after all chance of frost has passed because they do not do well in cold weather.

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

The earliest that you can plant flowering tobacco in Marshalltown 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. Any later than that and your flowering tobacco may not have a chance to grow to maturity. If you are starting your flowering tobacco 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 Marshalltown. In the coldest months of winter you can expect an average low temperature of -20°F.

It's important to remember that USDA zone info for Marshalltown is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Marshalltown it frosts late in the year after April 15 be ready to cover your flowering tobacco in the event of a surprise late frost.

USDA Zone Info for Marshalltown

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 Marshalltown

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