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.

It's a good idea to determine when to plant marigold by looking at the USDA zone info for Alamogordo.

Planting Calendar for Marigold

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

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

The earliest that you can plant marigold in Alamogordo 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 marigold and expect a good harvest is probably August. Any later than that and your marigold may not have a chance to fully mature. If you are starting your marigold 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 March 15 in Alamogordo. In the coldest months of winter you should expect an average low temperature of 10°F.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Alamogordo and it changes from year to year. Half of the time in Alamogordo you get a frost after March 15 so make sure that you are prepared to cover your marigold if you have a surprise late frost.

USDA Zone Info for Alamogordo

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 Alamogordo

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