One of the best tools that you have as gardeners to help us figure out 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.

The first opportunity to plant livingstone daisy in Ottawa should be figured out by looking at the USDA zone info.

Planting Calendar for Livingstone Daisy

Frost tolerance for livingstone daisy:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Livingstone Daisy are not cold tolerant which means that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant livingstone daisy in Ottawa 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 livingstone daisy and expect a good harvest is probably August. Any later than that and your livingstone daisy may not have a chance to fully mature. You can get started a little bit earlier by starting your livingstone daisy indoors.

Last Frost Date

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

Since the USDA zone info for Ottawa is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Ottawa there is a last frost after April 15 so make sure that you are ready to cover your livingstone daisy if you have a surprise late frost.

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.