One of the best tools that you have as gardeners to help us determine 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.

You should be able to figure out when you can plant santolina by using the USDA zone info for South Holland.

Planting Calendar for Santolina

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

Santolina do well in cold which tells us that you can start planting them much earlier than other plants that might not handle the cold.

The earliest that you can plant santolina in South Holland 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. 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 couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in South Holland. It might get as low as -10°F during the coldest months of winter.

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

USDA Zone Info for South Holland

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 South Holland

You may be interested in your other planting guides for South Holland.