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.

In Hidalgo you can figure out when to plant violas by referring to 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 earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant violas in Hidalgo 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 violas and expect a good harvest is probably October. You probably don't want to wait any later than that or else your violas may not have a chance to grow to maturity. Starting your violas indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Hidalgo. In the coldest months of winter you should expect an average low temperature of 25°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Hidalgo and it changes from year to year. Half of the time in Hidalgo there is a last frost after February 15 so just be sure to be ready to cover your violas in the event of a surprise late frost.

USDA Zone Info for Hidalgo

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 Hidalgo

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