One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Austin you should be able to figure out when it's possible to plant pincushion flower.

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 can survive in some cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant pincushion flower in Austin is March. However, you really should wait until April 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 August. If you wait any later than that and your pincushion flower may not have a chance to really do well. You can get started a few weeks earlier by starting your pincushion flower indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Austin. It might get as low as -25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Austin is just an average and the actual date of last frost is different every year. Since half of the time in Austin last frost occurs after May 15 be ready to cover your pincushion flower in the event of a late frost.

USDA Zone Info for Austin

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Austin

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