When to Plant Amaranthus in Geneva, IL

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 Geneva it's a good idea to determine when it's possible to plant amaranthus.


Planting Calendar for Amaranthus

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

It's not a good idea to plant amaranthus until after all chance of frost has passed because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant amaranthus
Possibly ok, but a risky time to plant amaranthus
Probably not a good time to plant amaranthus

The earliest that you can plant amaranthus in Geneva 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 few weeks earlier by starting your amaranthus indoors.

Last Frost Date

The average date of last frost is April 15 in Geneva. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Geneva is an average and the actual date of last frost changes from year to year. Half of the time in Geneva you get a frost after April 15 so make sure that you are ready to protect your amaranthus in the event of one of those late frosts.

USDA Zone Info for Geneva

Here is the info for USDA Zone 5b.

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

Plants to Grow in Geneva

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