When to Plant Vinca Vine in Chatham, IL

The USDA Zone info is a great tool for gardeners to help us figure out 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.

A common way of getting a good idea when it's a good idea to plant vinca vine is to use the USDA zone info for Chatham.


Planting Calendar for Vinca Vine

Frost tolerance for vinca vine: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Vinca Vine do well in mild cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant vinca vine
Possibly ok, but a risky time to plant vinca vine
Probably not a good time to plant vinca vine

The earliest that you can plant vinca vine in Chatham is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant vinca vine and expect a good harvest is probably September. If you wait any later than that and your vinca vine may not have a chance to grow to maturity. If you are starting your vinca vine indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Chatham the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that USDA zone info for Chatham 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 Chatham it frosts late in the year after April 15 so make sure that you are prepared to protect your vinca vine if you have one of those late frosts.

USDA Zone Info for Chatham

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Chatham

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