One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when to plant salvia is to examine the USDA zone info for Harrisonville.

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 well in some cold which tells us that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant salvia in Harrisonville 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. If you wait any later than that and 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 Harrisonville. In the coldest months of winter you should expect an average low temperature of -10°F.

Remember that USDA zone info for Harrisonville 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 Harrisonville there is a last frost after April 15 so make sure that you are prepared to protect your salvia in the event of a late frost.

USDA Zone Info for Harrisonville

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 Harrisonville

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