One of the first steps you take when you are determining your gardening schedule is find your 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 best time to plant cardinal flower in Painesville can be determined by using the USDA zone info.

Planting Calendar for Cardinal Flower

Frost tolerance for cardinal flower:	Not tolerant of frost.
When to plant:	After the last frost.

Since cardinal flower are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

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

Last Frost Date

The average date of last frost is April 15 in Painesville. In the coldest months of winter you can expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Painesville is just an average and the actual date of last frost will vary from year to year. Since half of the time in Painesville you get surprised by a frost after April 15 be ready to cover your cardinal flower in the event of a surprise late frost.

USDA Zone Info for Painesville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Painesville

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