One of the best tools that you have as gardeners to help us figure out 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.

In Arcata you can estimate when to plant veronica by using the USDA zone info.

Planting Calendar for Veronica

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

Veronica are moderately cold tolerant which tells us that you can plant them a little bit earlier than other plants that might not handle the cold.

The earliest that you can plant veronica in Arcata is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant veronica and expect a good harvest is probably October. You probably don't want to wait any later than that or else your veronica may not have a chance to fully mature. Starting your veronica indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Arcata. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Arcata is an average the actual date of last frost changes from year to year. Since half of the time in Arcata you get surprised by a frost after February 15 be ready to protect your veronica if you have one of those late frosts.

USDA Zone Info for Arcata

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Arcata

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