When to Plant Hamelia in Silvis, IL

One of the best tools that you have as gardeners to help us figure out 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.

The first chance to plant hamelia in Silvis can be determined by looking at the USDA zone info.

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Planting Calendar for Hamelia

Frost tolerance for hamelia: Not tolerant of frost.
When to plant: After the last frost.

Hamelia do not do well in cold weather which tells us that it is important to wait until it warms up after all chance of frost has passed before you can plant them.

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

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

Last Frost Date

The average date of last frost is April 15 in Silvis. In the coldest months of winter you can expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Silvis may not be accurate from year to year and the 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 make sure that you are ready to cover your hamelia if you have one of those late frosts.

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 your other planting guides for Silvis.