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.

It's possible to determine when it's possible to plant pincushion flower by reviewing the USDA zone info for Rensselaer.

Planting Calendar for Pincushion Flower

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

Pincushion Flower are moderately cold tolerant which tells us that you can start planting them earlier than other plants that might not handle the cold.

The earliest that you can plant pincushion flower in Rensselaer 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. You can get started a couple of weeks earlier by starting your pincushion flower indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Rensselaer. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Rensselaer is an average the actual date of last frost changes from year to year. Since half of the time in Rensselaer there is a last frost after April 15 be ready to protect your pincushion flower if you have a late frost.

USDA Zone Info for Rensselaer

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 Rensselaer

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