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When to Plant Painted Tongues in Coralville, IA

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Coralville should be read to figure out when it's possible to plant painted tongues.


Planting Calendar for Painted Tongues

Frost tolerance for painted tongues: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Painted Tongues require warm weather which tells us that you have to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant painted tongues in Coralville 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 painted tongues and expect a good harvest is probably August. You probably don't want to wait any later than that or else your painted tongues may not have a chance to grow to maturity. If you are starting your painted tongues indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Coralville the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Coralville may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Coralville you get surprised by a frost after April 15 so make sure that you are ready to cover your painted tongues if you have a late frost.

USDA Zone Info for Coralville

Here is the info for USDA Zone 5b.

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

Plants to Grow in Coralville

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