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.

In Ontario you can determine when it's possible to plant marguerite daisy by checking out the USDA zone info.

Planting Calendar for Marguerite Daisy

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

It's a bad idea to plant marguerite daisy until after the last frost because they are not cold tolerant.

The earliest that you can plant marguerite daisy in Ontario 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 marguerite daisy and expect a good harvest is probably September. Any later than that and your marguerite daisy may not have a chance to fully mature. Starting your marguerite daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Ontario the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Ontario and it changes from year to year. Half of the time in Ontario last frost occurs after January 31 so be sure to be ready to protect your marguerite daisy if you have a surprise late frost.

USDA Zone Info for Ontario

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°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 35°F.

Plants to Grow in Ontario

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