When to Plant Nolana in Harvard, IL

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant nolana in Harvard can be determined by reviewing the USDA zone info.


Planting Calendar for Nolana

Frost tolerance for nolana: Not tolerant of frost.
When to plant: After all chance of frost has passed.

You should not plant nolana until after all chance of frost has passed because they do not do well in cold weather.

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

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Harvard. In the coldest months of winter you should expect an average low temperature of -15°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Harvard and it will vary from year to year. Half of the time in Harvard you get surprised by a frost after April 15 so just be sure to be ready to cover your nolana if you have one of those late frosts.

USDA Zone Info for Harvard

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 Harvard

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