The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 a good idea to plant fiber optic grass by reviewing the USDA zone info.

Planting Calendar for Fiber Optic Grass

Frost tolerance for fiber optic grass:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since fiber optic grass require warm weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant fiber optic grass 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 fiber optic grass and expect a good harvest is probably September. You probably don't want to wait any later than that or else your fiber optic grass may not have a chance to really do well. Starting your fiber optic grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Ontario the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 30°F.

Just be sure to remember that USDA zone info for Ontario is an average and the actual date of last frost is different every year. Half of the time in Ontario you get a frost after January 31 so make sure that you are ready to cover your fiber optic grass in the event of 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.