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.

In Dubuque you can determine when you can plant snow peas by checking out the USDA zone info.

Planting Calendar for Snow peas

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

Snow peas do ok in pretty solid cold which means that you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant snow peas in Dubuque 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 snow peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your snow peas may not have a chance to really do well. Starting your snow peas indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Dubuque may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Dubuque it frosts late in the year after April 15 be ready to protect your snow peas in the event of one of those late frosts.

USDA Zone Info for Dubuque

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 Dubuque

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