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When to Plant Veronica in Lake Bluff, IL

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.

It's a good idea to figure out when it's the best time to plant veronica by referring to the USDA zone info for Lake Bluff.

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Planting Calendar for Veronica

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

Since veronica are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant veronica in Lake Bluff 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 veronica and expect a good harvest is probably September. Any later than that and your veronica may not have a chance to fully mature. If you are starting your veronica indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Lake Bluff may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Lake Bluff you get a frost after April 15 so make sure that you are prepared to protect your veronica if you have a surprise late frost.

USDA Zone Info for Lake Bluff

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 Lake Bluff

You may be interested in your other planting guides for Lake Bluff.