Before planting it is a good idea to find your USDA Zone info to determine 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.

You can estimate when it's a good idea to plant gerbera in Roselle by reviewing the USDA zone info.

Planting Calendar for Gerbera

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

Since gerbera are one of those plants that can tolerate a tiny 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 gerbera in Roselle 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 gerbera and expect a good harvest is probably August. You probably don't want to wait any later than that or else your gerbera may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your gerbera indoors.

Last Frost Date

In Roselle 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.

Always keep in mind that USDA zone info for Roselle is an average and the actual date of last frost will vary from year to year. Half of the time in Roselle you get surprised by a frost after April 15 so make sure that you are ready to cover your gerbera in the event of a late frost.

USDA Zone Info for Roselle

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 Roselle

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