One of the first steps you take when you are determining 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.

You can determine when to plant amaranthus in Mesa by checking out the USDA zone info.

Planting Calendar for Amaranthus

Frost tolerance for amaranthus:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since amaranthus require warm weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant amaranthus in Mesa 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 amaranthus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your amaranthus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your amaranthus indoors.

Last Frost Date

The average date of last frost is February 15 in Mesa. In the coldest months of winter you should expect an average low temperature of 25°F.

Remember that USDA zone info for Mesa may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Mesa you get a frost after February 15 so be sure to be ready to protect your amaranthus if you have a late frost.

USDA Zone Info for Mesa

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 Mesa

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