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 Downers Grove you can determine when it's possible to plant gloriosa daisy by checking out the USDA zone info.

Planting Calendar for Gloriosa Daisy

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

You can plant gloriosa daisy just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant gloriosa daisy in Downers Grove 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 gloriosa daisy and expect a good harvest is probably September. Any later than that and your gloriosa daisy may not have a chance to grow to maturity. Starting your gloriosa daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Downers Grove the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Downers Grove is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Downers Grove you get a frost after April 15 so just be sure to be ready to cover your gloriosa daisy in the event of a surprise late frost.

USDA Zone Info for Downers Grove

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 Downers Grove

You may be interested in your other planting guides for Downers Grove.