The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when it's a good idea to plant salvia by reviewing the USDA zone info for Butler.

Planting Calendar for Salvia

Frost tolerance for salvia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Salvia do ok in very little cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant salvia in Butler is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant salvia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your salvia may not have a chance to grow to maturity. Starting your salvia 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 Butler. In the coldest months of winter you can expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Butler may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Butler it frosts late in the year after April 15 so be sure to be ready to cover your salvia if you have a surprise late frost.

USDA Zone Info for Butler

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 Butler

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