One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of determining when you can plant alternaria is to refer to the USDA zone info for Las Cruces.

Planting Calendar for Alternaria

Frost tolerance for alternaria:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You really shouldn't plant alternaria until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant alternaria in Las Cruces is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant alternaria and expect a good harvest is probably August. You probably don't want to wait any later than that or else your alternaria may not have a chance to really do well. If you are starting your alternaria indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Las Cruces. You can expect an average low temperature of 10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Las Cruces may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Las Cruces last frost occurs after March 15 so make sure that you are prepared to protect your alternaria in the event of a late frost.

USDA Zone Info for Las Cruces

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Las Cruces

You may be interested in your other planting guides for Las Cruces.