One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The USDA zone info for Olean can be read to determine when it's the best time to plant decorative kale.

Planting Calendar for Decorative Kale

Frost tolerance for decorative kale:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Decorative Kale do well in some cold which means that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant decorative kale in Olean is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant decorative kale and expect a good harvest is probably September. If you wait any later than that and your decorative kale may not have a chance to really do well. You can get started a few weeks earlier by starting your decorative kale indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Olean. You should expect an average low temperature of -20°F in the coldest months of winter.

Keep in mind that USDA zone info for Olean is just an average and the actual date of last frost is different every year. Half of the time in Olean you get surprised by a frost after April 15 so make sure that you are prepared to protect your decorative kale if you have one of those late frosts.

USDA Zone Info for Olean

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Olean

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