One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. 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 Cleveland you will be able to determine when to plant violas.

Planting Calendar for Violas

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

Since violas do well in cold you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant violas in Cleveland 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 violas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your violas may not have a chance to fully mature. Starting your violas indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Cleveland may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Cleveland last frost occurs after April 15 be ready to protect your violas if you have a late frost.

USDA Zone Info for Cleveland

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 Cleveland

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