Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Lafayette you can figure out when to plant violas by looking at the USDA zone info.

Planting Calendar for Violas

Frost tolerance for violas:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant violas much earlier in the year because they do well in cold.

The earliest that you can plant violas in Lafayette 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 violas and expect a good harvest is probably September. If you wait any later than that and your violas may not have a chance to grow to maturity. If you are starting your violas indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Lafayette. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Lafayette is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Lafayette last frost occurs after April 15 so always be ready to protect your violas in the event of a late frost.

USDA Zone Info for Lafayette

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Lafayette

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