When can I plant Gerbera in Silvis, IL

One of the first steps we take when we are making a decision about our gardening schedule is find our USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The earliest that you can plant gerbera in Silvis can be determined by referring to the USDA zone info.


Planting Calendar for Gerbera

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

Gerbera are barely cold tolerant which means that you can start planting them slightly earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant gerbera
Possibly ok, but a risky time to plant gerbera
Probably not a good time to plant gerbera

The earliest that you can plant gerbera in Silvis 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. Any later than that and your gerbera may not have a chance to really do well. If you are starting your gerbera indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Silvis. In the coldest months of winter we should expect an average low temperature of -15°F.

Since the USDA zone info for Silvis may not be accurate from year to year our actual date of last frost changes from year to year. Half of the time in Silvis there is a last frost after April 15 so be sure to be ready to cover your gerbera in the event of a late frost.

USDA Zone Info for Silvis

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 Silvis

You may be interested in our other planting guides for Silvis.