One of the first steps you take when you are figuring out your gardening schedule is find your 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.

One way of figuring out when to plant veronica is to look at the USDA zone info for Chisholm.

Planting Calendar for Veronica

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

Veronica can survive in a little bit of cold which tells us that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant veronica in Chisholm 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 veronica and expect a good harvest is probably August. You probably don't want to wait any later than that or else your veronica may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your veronica indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Chisholm. In the coldest months of winter you can expect an average low temperature of -35°F.

Since the USDA zone info for Chisholm may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Chisholm there is a last frost after May 15 be ready to protect your veronica if you have a late frost.

USDA Zone Info for Chisholm

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Chisholm

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