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.

By looking at the USDA zone info for Sutherlin it's a good idea to estimate when to plant amaranthus.

Planting Calendar for Amaranthus

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

Amaranthus require warm weather which means 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 Sutherlin 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. 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 March 15 in Sutherlin. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Sutherlin and it is different every year. Half of the time in Sutherlin it frosts late in the year after March 15 so make sure that you are ready to protect your amaranthus if you have a surprise late frost.

USDA Zone Info for Sutherlin

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 Sutherlin

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