The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's the best time to plant stoneseed by checking out the USDA zone info for Algonquin.

Planting Calendar for Stoneseed

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

It's a bad idea to plant stoneseed until after the last frost because they require warm weather.

The earliest that you can plant stoneseed in Algonquin 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 stoneseed and expect a good harvest is probably August. Any later than that and your stoneseed may not have a chance to fully mature. Starting your stoneseed indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Algonquin the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Algonquin is just an average and the actual date of last frost changes from year to year. Half of the time in Algonquin last frost occurs after April 15 so make sure that you are ready to protect your stoneseed in the event of a late frost.

USDA Zone Info for Algonquin

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 Algonquin

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