When can I plant Morning Glory in Zone 5a

One of the best tools that we have as gardeners to help us determine our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

You can determine when it's the best time to plant morning glory in Zone 5a by looking at the USDA zone info.


Planting Calendar for Morning Glory

Frost tolerance for morning glory: Not tolerant of frost.
When you should plant them: After the last frost.

You can not plant morning glory until after the last frost when the weather gets warmer because they do not do well in cold weather.

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 Zone 5a 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. If you wait any later than that and 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 few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Zone 5a. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Zone 5a is not always accurate our actual date of last frost changes from year to year. Since half of the time in Zone 5a last frost occurs after April 15 be ready to cover your morning glory in the event of a late frost.

USDA Zone Info for Zone 5a

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 Zone 5a

You may be interested in our other planting guides for Zone 5a.