One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Highland you can figure out when to plant santolina by referring to 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 do well in cold you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant santolina in Highland 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. You probably don't want to wait any later than that or else 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 all chance of frost has passed is on April 15 in Highland. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Highland and it is different every year. Half of the time in Highland there is a last frost after April 15 so make sure that you are prepared to cover your santolina in the event of one of those late frosts.

USDA Zone Info for Highland

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Highland

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