The USDA Zone info is a great tool for gardeners to help us figure out 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.

In Port Arthur you can determine when you can plant santolina by reviewing 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.

Santolina are very cold tolerant which tells us that you can plant them a quite a bit earlier than other plants that might not handle the cold.

The earliest that you can plant santolina in Port Arthur is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant santolina and expect a good harvest is probably October. If you wait any later than that and your santolina may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your santolina indoors.

Last Frost Date

The average date of last frost is February 15 in Port Arthur. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Port Arthur is an average the actual date of last frost changes from year to year. Since half of the time in Port Arthur you get a frost after February 15 be ready to cover your santolina in the event of a late frost.

USDA Zone Info for Port Arthur

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Port Arthur

You may be interested in your other planting guides for Port Arthur.