One of the first steps you take when you are making a decision about your gardening schedule is find your 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 way of getting a good idea when it's possible to plant amaranthus is to check out the USDA zone info for Mission Viejo.

Planting Calendar for Amaranthus

Frost tolerance for amaranthus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since amaranthus do not do well in cold weather it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant amaranthus in Mission Viejo is February. However, you really should wait until March 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. Any later than that and your amaranthus may not have a chance to really do well. You can get started a little bit earlier by starting your amaranthus indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Mission Viejo. You can expect an average low temperature of 35°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Mission Viejo is just an average and the actual date of last frost is different every year. Half of the time in Mission Viejo there is a last frost after January 31 so make sure that you are ready to protect your amaranthus if you have a surprise late frost.

USDA Zone Info for Mission Viejo

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Mission Viejo

You may be interested in your other planting guides for Mission Viejo.