Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant santolina in Owosso can be estimated by using 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.

Since santolina are very cold tolerant you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant santolina in Owosso 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 really do well. You can get started a little bit earlier by starting your santolina indoors.

Last Frost Date

On average the last frost is on April 15 in Owosso. In the coldest months of winter you should expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Owosso is not always accurate and the actual date of last frost is different every year. Half of the time in Owosso it frosts late in the year after April 15 so be sure to be ready to protect your santolina in the event of one of those late frosts.

USDA Zone Info for Owosso

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 Owosso

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