The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to determine when it's the best time to plant snapdragons by referring to the USDA zone info for Milwaukee.

Planting Calendar for Snapdragons

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

Since snapdragons are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant snapdragons in Milwaukee 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. If you wait any later than that and your snapdragons may not have a chance to fully mature. You can get started a little bit earlier by starting your snapdragons indoors.

Last Frost Date

On average the last frost is on April 15 in Milwaukee. You should expect an average low temperature of -15°F in the coldest months of winter.

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

USDA Zone Info for Milwaukee

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 Milwaukee

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