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.

A way of making a decision about when it's the best time to plant amaranthus is to use the USDA zone info for Rowlett.

Planting Calendar for Amaranthus

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

You can not plant amaranthus until after the last frost has passed because they require warm weather.

The earliest that you can plant amaranthus in Rowlett 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 fully mature. 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 Rowlett. You should expect an average low temperature of 10°F in the coldest months of winter.

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

USDA Zone Info for Rowlett

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 Rowlett

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