One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Pewaukee can be looked at to estimate when it's the best time to plant snapdragons.

Planting Calendar for Snapdragons

Frost tolerance for snapdragons:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Snapdragons do well in moderate cold which tells us that you can plant them earlier than other plants that might not handle the cold.

The earliest that you can plant snapdragons in Pewaukee 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 snapdragons and expect a good harvest is probably September. Any later than that and your snapdragons may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your snapdragons indoors.

Last Frost Date

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

Since the USDA zone info for Pewaukee is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Pewaukee it frosts late in the year after April 15 be ready to protect your snapdragons in the event of a late frost.

USDA Zone Info for Pewaukee

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 Pewaukee

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