The USDA Zone info is a great tool for gardeners to help us determine 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.

You will be able to determine when to plant centaurea by referring to the USDA zone info for Mountain Home.

Planting Calendar for Centaurea

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

Since centaurea are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant centaurea in Mountain Home 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 centaurea and expect a good harvest is probably September. If you wait any later than that and your centaurea may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your centaurea indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Mountain Home. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Mountain Home is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Mountain Home it frosts late in the year after April 15 be ready to cover your centaurea in the event of one of those late frosts.

USDA Zone Info for Mountain Home

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Mountain Home

You may be interested in your other planting guides for Mountain Home.