One of the first steps you take when you are determining 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.

The first chance to plant violas in Hailey should be figured out by reviewing the USDA zone info.

Planting Calendar for Violas

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

Violas do well in a bit of cold which tells us that you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant violas in Hailey 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. Any later than that and your violas may not have a chance to really do well. Starting your violas indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Hailey. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Hailey may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Hailey there is a last frost after April 15 be ready to cover your violas if you have a late frost.

USDA Zone Info for Hailey

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Hailey

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