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

One way of making a decision about when it's possible to plant pincushion flower is to look at the USDA zone info for Greendale.

Planting Calendar for Pincushion Flower

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

Since pincushion flower do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant pincushion flower in Greendale 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 pincushion flower and expect a good harvest is probably September. If you wait any later than that and your pincushion flower may not have a chance to grow to maturity. Starting your pincushion flower indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Greendale. In the coldest months of winter you should expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Greendale is not always accurate and the actual date of last frost is different every year. Since half of the time in Greendale last frost occurs after April 15 be ready to cover your pincushion flower in the event of a surprise late frost.

USDA Zone Info for Greendale

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 Greendale

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