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.

It's possible to determine when it's the best time to plant nasturtium by reviewing the USDA zone info for Hinsdale.

Planting Calendar for Nasturtium

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

It's a bad idea to plant nasturtium until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant nasturtium in Hinsdale 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. Any later than that and your nasturtium may not have a chance to grow to maturity. If you are starting your nasturtium indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Hinsdale. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Hinsdale is an average and the actual date of last frost changes from year to year. Half of the time in Hinsdale it frosts late in the year after April 15 so be sure to be ready to protect your nasturtium in the event of a surprise late frost.

USDA Zone Info for Hinsdale

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 Hinsdale

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