Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's possible to plant amaranthus is to look at the USDA zone info for Palm Beach.

Planting Calendar for Amaranthus

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

It's a bad idea to plant amaranthus until after the last frost because they do not do well in cold weather.

The earliest that you can plant amaranthus in Palm Beach 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. If you wait any later than that and your amaranthus may not have a chance to grow to maturity. Starting your amaranthus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Palm Beach. You should expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for Palm Beach is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Palm Beach last frost occurs after January 31 so always be ready to cover your amaranthus in the event of a surprise late frost.

USDA Zone Info for Palm Beach

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 Palm Beach

You may be interested in your other planting guides for Palm Beach.