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.

It's possible to estimate when you can plant violets by looking at the USDA zone info for Phoenixville.

Planting Calendar for Violets

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

Violets are one of those plants that can tolerate a little bit of cold weather which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

The earliest that you can plant violets in Phoenixville 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 violets and expect a good harvest is probably September. Any later than that and your violets may not have a chance to grow to maturity. Starting your violets indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Phoenixville. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Phoenixville is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Phoenixville it frosts late in the year after April 15 so be sure to be ready to protect your violets if you have a surprise late frost.

USDA Zone Info for Phoenixville

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 Phoenixville

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