Before planting it is a good idea to find your USDA Zone info to estimate 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 should be able to figure out when to plant anemone by using the USDA zone info for Markham.

Planting Calendar for Anemone

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

You can plant anemone a little earlier in the year because they do well in moderate cold.

The earliest that you can plant anemone in Markham 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 anemone and expect a good harvest is probably September. Any later than that and your anemone may not have a chance to really do well. You can get started a couple of weeks earlier by starting your anemone indoors.

Last Frost Date

The average date of last frost is April 15 in Markham. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Markham may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Markham there is a last frost after April 15 so be sure to be ready to cover your anemone if you have one of those late frosts.

USDA Zone Info for Markham

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 Markham

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