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 Ironwood you can estimate when it's a good idea to plant poppies by using the USDA zone info.

Planting Calendar for Poppies

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

You can plant poppies a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant poppies in Ironwood 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 poppies and expect a good harvest is probably August. Any later than that and your poppies may not have a chance to fully mature. Starting your poppies indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in Ironwood. In the coldest months of winter you should expect an average low temperature of -30°F.

Since the USDA zone info for Ironwood is not always accurate the actual date of last frost changes from year to year. Half of the time in Ironwood last frost occurs after May 15 so always be ready to cover your poppies in the event of one of those late frosts.

USDA Zone Info for Ironwood

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 Ironwood

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