One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

In Ottawa you can figure out when it's the best time to plant felicia daisy by using the USDA zone info.

Planting Calendar for Felicia Daisy

Frost tolerance for felicia daisy:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Felicia Daisy are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant felicia daisy in Ottawa 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 felicia daisy and expect a good harvest is probably August. If you wait any later than that and your felicia daisy may not have a chance to really do well. If you are starting your felicia daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Ottawa. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Ottawa is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Ottawa it frosts late in the year after April 15 so just be sure to be ready to protect your felicia daisy in the event of one of those late frosts.

USDA Zone Info for Ottawa

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 Ottawa

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