One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when it's a good idea to plant veronica is to use the USDA zone info for Archbold.

Planting Calendar for Veronica

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

Veronica are one of those plants that can tolerate a little bit of cold weather which tells us that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant veronica in Archbold 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 little bit earlier.

Last Frost Date

In Archbold the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Archbold is an average the actual date of last frost will vary from year to year. Half of the time in Archbold you get surprised by a frost after April 15 so be sure to be ready to cover your veronica in the event of one of those late frosts.

USDA Zone Info for Archbold

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Archbold

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