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.

You can determine when you can plant cardinal flower in Chardon by reviewing the USDA zone info.

Planting Calendar for Cardinal Flower

Frost tolerance for cardinal flower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since cardinal flower require warm weather you must wait until after the last frost before you can plant them.

The earliest that you can plant cardinal flower in Chardon 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 cardinal flower and expect a good harvest is probably August. If you wait any later than that and your cardinal flower may not have a chance to grow to maturity. You can get started a little bit earlier by starting your cardinal flower indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Chardon. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Chardon is an average and the actual date of last frost will vary from year to year. Half of the time in Chardon it frosts late in the year after April 15 so make sure that you are prepared to protect your cardinal flower 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.