Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Clay Center can be reffered to in order to estimate when to plant violets.

Planting Calendar for Violets

Frost tolerance for violets:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since violets are moderately cold tolerant you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant violets in Clay Center 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 violets and expect a good harvest is probably September. You probably don't want to wait any later than that or else your violets may not have a chance to fully mature. You can get started a little bit earlier by starting your violets indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Clay Center. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Clay Center and it will vary from year to year. Since half of the time in Clay Center last frost occurs after April 15 be ready to cover your violets in the event of a late frost.

USDA Zone Info for Clay Center

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Clay Center

You may be interested in your other planting guides for Clay Center.