Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to determine when it's a good idea to plant lisianthus by looking at the USDA zone info for Mcallen.

Planting Calendar for Lisianthus

Frost tolerance for lisianthus:	Not tolerant of frost.
When to plant:	After the last frost.

You should not plant lisianthus until after the last frost because they do not do well in cold weather.

The earliest that you can plant lisianthus in Mcallen is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant lisianthus and expect a good harvest is probably September. Any later than that and your lisianthus may not have a chance to fully mature. You can get started a few weeks earlier by starting your lisianthus indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Mcallen. You can expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Mcallen is not always accurate and the actual date of last frost is different every year. Half of the time in Mcallen you get a frost after February 15 so make sure that you are ready to protect your lisianthus if you have one of those late frosts.

USDA Zone Info for Mcallen

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 Mcallen

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