When to Plant Morning Glory in Hiawatha, IA

One of the first steps you take when you are figuring out 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.

By checking out the USDA zone info for Hiawatha you should be able to figure out when to plant morning glory.


Planting Calendar for Morning Glory

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

Since morning glory do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

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

The earliest that you can plant morning glory in Hiawatha 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 morning glory and expect a good harvest is probably August. You probably don't want to wait any later than that or else your morning glory may not have a chance to really do well. Starting your morning glory indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Hiawatha. You should expect an average low temperature of -20°F in the coldest months of winter.

Keep in mind that USDA zone info for Hiawatha is not always accurate and the actual date of last frost is different every year. Half of the time in Hiawatha it frosts late in the year after April 15 so make sure that you are prepared to protect your morning glory if you have a late frost.

USDA Zone Info for Hiawatha

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 Hiawatha

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