One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Ontario can be used to estimate when it's possible to plant marguerite daisy.

Planting Calendar for Marguerite Daisy

Frost tolerance for marguerite daisy:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Marguerite Daisy require warm weather which means that it is important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant marguerite daisy in Ontario is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant marguerite daisy and expect a good harvest is probably August. Any later than that and your marguerite daisy may not have a chance to really do well. If you are starting your marguerite daisy indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Ontario the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Ontario is an average the actual date of last frost will vary from year to year. Half of the time in Ontario it frosts late in the year after April 15 so be sure to be ready to protect your marguerite daisy if you have one of those late frosts.

USDA Zone Info for Ontario

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Ontario

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