When to Plant Purple Bell Vines in Stone Park, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to determine when to plant purple bell vines by using the USDA zone info for Stone Park.


Planting Calendar for Purple Bell Vines

Frost tolerance for purple bell vines: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

You can plant purple bell vines a bit earlier in the year because they are barely cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant purple bell vines
Possibly ok, but a risky time to plant purple bell vines
Probably not a good time to plant purple bell vines

The earliest that you can plant purple bell vines in Stone Park is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant purple bell vines and expect a good harvest is probably August. If you wait any later than that and your purple bell vines may not have a chance to really do well. You can get started a couple of weeks earlier by starting your purple bell vines indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Stone Park. You should expect an average low temperature of -15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Stone Park may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Stone Park there is a last frost after April 15 be ready to cover your purple bell vines if you have a late frost.

USDA Zone Info for Stone Park

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 Stone Park

You may be interested in your other planting guides for Stone Park.