The USDA Zone info is a great tool for gardeners to help us estimate 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.

The USDA zone info for Little Falls should be reffered to in order to determine when to plant centaurea.

Planting Calendar for Centaurea

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

Centaurea are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant centaurea in Little Falls 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 centaurea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your centaurea may not have a chance to fully mature. Starting your centaurea 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 Little Falls. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Little Falls is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Little Falls you get a frost after April 15 so make sure that you are ready to protect your centaurea if you have a surprise late frost.

USDA Zone Info for Little Falls

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 Little Falls

You may be interested in your other planting guides for Little Falls.