One of the best tools that you have as gardeners to help us figure out 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.

In Warrenton you can estimate when to plant amaranthus by referring to the USDA zone info.

Planting Calendar for Amaranthus

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

It's not a good idea to plant amaranthus until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant amaranthus in Warrenton 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. 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 when the weather gets warmer is on April 15 in Warrenton. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Warrenton is just an average the actual date of last frost will vary from year to year. Half of the time in Warrenton last frost occurs after April 15 so always be ready to cover your amaranthus in the event of a surprise late frost.

USDA Zone Info for Warrenton

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Warrenton

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