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.

By reviewing the USDA zone info for Toledo it's a good idea to figure out when to plant borage.

Planting Calendar for Borage

Frost tolerance for borage:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since borage are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant borage in Toledo 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 borage and expect a good harvest is probably September. If you wait any later than that and your borage may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your borage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Toledo. In the coldest months of winter you should expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Toledo is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Toledo it frosts late in the year after April 15 be ready to cover your borage if you have a surprise late frost.

USDA Zone Info for Toledo

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 Toledo

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