Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Lewiston you can estimate when it's a good idea to 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.

Since santolina do well in cold you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant santolina in Lewiston 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 really do well. You can get started a couple of weeks earlier by starting your santolina indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Lewiston. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Lewiston is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Lewiston last frost occurs after April 15 so just be sure to be ready to protect your santolina in the event of a surprise late frost.

USDA Zone Info for Lewiston

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 Lewiston

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