When to Plant Ajuga in Pontiac, IL

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Pontiac you should be able to estimate when it's the best time to plant ajuga.


Planting Calendar for Ajuga

Frost tolerance for ajuga: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Ajuga are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant ajuga in Pontiac 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 ajuga and expect a good harvest is probably September. Any later than that and your ajuga may not have a chance to fully mature. Starting your ajuga indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Pontiac. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Pontiac may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Pontiac you get surprised by a frost after April 15 so be sure to be ready to cover your ajuga in the event of a surprise late frost.

USDA Zone Info for Pontiac

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 Pontiac

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