The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of figuring out when it's possible to plant santolina is to consult the USDA zone info for Siloam Springs.

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 plants that are more sensitive to the cold.

The earliest that you can plant santolina in Siloam Springs 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 fully mature. You can get started a few weeks earlier by starting your santolina indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Siloam Springs. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Siloam Springs may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Siloam Springs you get a frost after April 15 so make sure that you are ready to protect your santolina in the event of a surprise late frost.

USDA Zone Info for Siloam Springs

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Siloam Springs

You may be interested in your other planting guides for Siloam Springs.