Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Woodridge you can estimate when it's possible to plant regal geranium by referring to the USDA zone info.

Planting Calendar for Regal Geranium

Frost tolerance for regal geranium:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant regal geranium a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant regal geranium in Woodridge is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant regal geranium and expect a good harvest is probably August. If you wait any later than that and your regal geranium may not have a chance to grow to maturity. You can get started a little bit earlier by starting your regal geranium indoors.

Last Frost Date

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

Since the USDA zone info for Woodridge is an average the actual date of last frost is different every year. Since half of the time in Woodridge you get a frost after April 15 be ready to cover your regal geranium in the event of one of those late frosts.

USDA Zone Info for Woodridge

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 Woodridge

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