Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's possible to plant violas is to consult the USDA zone info for Cleveland.

Planting Calendar for Violas

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

You can plant violas a lot earlier in the year because they do well in 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 grow to maturity. You can get started a little bit earlier by starting your violas indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Cleveland. In the coldest months of winter you should expect an average low temperature of 10°F.

Remember that USDA zone info for Cleveland is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Cleveland it frosts late in the year after March 15 be ready to cover your violas if you have one of those late frosts.

USDA Zone Info for Cleveland

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Cleveland

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