When to Plant Nasturtium in New Lenox, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant nasturtium in New Lenox can be determined by using the USDA zone info.


Planting Calendar for Nasturtium

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

Since nasturtium require warm weather you have to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant nasturtium in New Lenox 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 nasturtium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your nasturtium may not have a chance to really do well. You can get started a couple of weeks earlier by starting your nasturtium indoors.

Last Frost Date

On average the last frost has passed is on April 15 in New Lenox. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for New Lenox is just an average the actual date of last frost is different every year. Since half of the time in New Lenox there is a last frost after April 15 be ready to cover your nasturtium if you have one of those late frosts.

USDA Zone Info for New Lenox

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 New Lenox

You may be interested in your other planting guides for New Lenox.