The USDA Zone info is a great tool for gardeners to help us estimate 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 Saranac Lake you can estimate when it's a good idea to plant primula by referring to the USDA zone info.

Planting Calendar for Primula

Frost tolerance for primula:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant primula 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 primula in Saranac Lake is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant primula and expect a good harvest is probably August. Any later than that and your primula may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your primula indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Saranac Lake. In the coldest months of winter you can expect an average low temperature of -30°F.

Just be sure to remember that USDA zone info for Saranac Lake is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Saranac Lake you get a frost after May 15 be ready to cover your primula in the event of a surprise late frost.

USDA Zone Info for Saranac Lake

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Saranac Lake

You may be interested in your other planting guides for Saranac Lake.