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.

The first chance to plant santolina in Berwyn should be figured out 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.

You can plant santolina a lot earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant santolina in Berwyn 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 grow to maturity. You can get started a few weeks earlier by starting your santolina indoors.

Last Frost Date

The average date of last frost is April 15 in Berwyn. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Berwyn may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Berwyn last frost occurs after April 15 be ready to protect your santolina if you have a late frost.

USDA Zone Info for Berwyn

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 Berwyn

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