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 first chance to plant santolina in Bonne Terre should be determined by checking out the USDA zone info.

Planting Calendar for Santolina

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

Santolina tend to make it in pretty solid cold which means that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant santolina in Bonne Terre 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 santolina and expect a good harvest is probably September. If you wait any later than that and your santolina may not have a chance to grow to maturity. Starting your santolina indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Bonne Terre the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Bonne Terre is an average and the actual date of last frost changes from year to year. Half of the time in Bonne Terre it frosts late in the year after April 15 so just be sure to be ready to protect your santolina in the event of one of those late frosts.

USDA Zone Info for Bonne Terre

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 Bonne Terre

You may be interested in your other planting guides for Bonne Terre.