The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 Hamilton can be reffered to in order to estimate when it's possible 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 are moderately cold tolerant which means that you can get them planted earlier than other frost tender plants.

The earliest that you can plant veronica in Hamilton 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 grow to maturity. You can get started a few weeks earlier by starting your veronica indoors.

Last Frost Date

The average date of last frost is April 15 in Hamilton. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Hamilton is just an average and the actual date of last frost changes from year to year. Half of the time in Hamilton it frosts late in the year after April 15 so make sure that you are ready to cover your veronica in the event of a surprise late frost.

USDA Zone Info for Hamilton

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 Hamilton

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