Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when you can plant iceland poppy in Spirit Lake by checking out the USDA zone info.

Planting Calendar for Iceland Poppy

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

Iceland Poppy can survive in mild cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant iceland poppy in Spirit Lake 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 iceland poppy and expect a good harvest is probably September. Any later than that and your iceland poppy may not have a chance to grow to maturity. If you are starting your iceland poppy indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Spirit Lake the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Spirit Lake and it is different every year. Since half of the time in Spirit Lake you get surprised by a frost after April 15 be ready to cover your iceland poppy if you have a surprise late frost.

USDA Zone Info for Spirit Lake

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 Spirit Lake

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