When to Plant Santolina in Whitefish, MT

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Whitefish you can estimate when it's the best time 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 are one of those plants that can tolerate quite a bit of cold weather you can plant them earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant santolina
Possibly ok, but a risky time to plant santolina
Probably not a good time to plant santolina

The earliest that you can plant santolina in Whitefish 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 fully mature. You can get started a little bit earlier by starting your santolina indoors.

Last Frost Date

In Whitefish the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

Since the USDA zone info for Whitefish may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Whitefish last frost occurs after April 15 be ready to protect your santolina in the event of a surprise late frost.

USDA Zone Info for Whitefish

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°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 -15°F.

Plants to Grow in Whitefish

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