One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Bartlesville should be reviewed to figure out when it's a good idea to plant veronica.

Planting Calendar for Veronica

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

Veronica do well in moderate cold which tells us that you can plant them earlier than more sensitive plants.

The earliest that you can plant veronica in Bartlesville 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 really do well. You can get started a little bit earlier by starting your veronica indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Bartlesville. In the coldest months of winter you should expect an average low temperature of -5°F.

It's important to remember that USDA zone info for Bartlesville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Bartlesville last frost occurs after April 15 so just be sure to be ready to protect your veronica in the event of a surprise late frost.

USDA Zone Info for Bartlesville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Bartlesville

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