One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Chardon should be looked at to determine when to plant radishes.

Planting Calendar for Radishes

Frost tolerance for radishes:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Radishes do ok in cold weather which means that you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant radishes in Chardon 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 radishes and expect a good harvest is probably September. Any later than that and your radishes may not have a chance to grow to maturity. You can get started a little bit earlier by starting your radishes indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Chardon is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Chardon it frosts late in the year after April 15 so always be ready to protect your radishes if you have a late frost.

USDA Zone Info for Chardon

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 Chardon

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