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.

By using the USDA zone info for Robertsdale it's a good idea to estimate when you can plant amaranthus.

Planting Calendar for Amaranthus

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

Amaranthus require warm weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant amaranthus in Robertsdale 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 amaranthus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your amaranthus may not have a chance to grow to maturity. Starting your amaranthus indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Robertsdale. You can expect an average low temperature of 15°F in the coldest months of winter.

Keep in mind that USDA zone info for Robertsdale may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Robertsdale it frosts late in the year after March 15 so make sure that you are prepared to cover your amaranthus if you have a late frost.

USDA Zone Info for Robertsdale

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Robertsdale

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