When to Plant Platycodon in Winfield, IL

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.

By checking out the USDA zone info for Winfield you should be able to estimate when you can plant platycodon.


Planting Calendar for Platycodon

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

Platycodon are barely cold tolerant which tells us that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

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

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

Last Frost Date

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

Just be sure to remember that USDA zone info for Winfield may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Winfield last frost occurs after April 15 be ready to cover your platycodon in the event of a late frost.

USDA Zone Info for Winfield

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 Winfield

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