The USDA Zone info is a great tool for gardeners to help us determine 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 first chance to plant pincushion flower in Forest Grove can be estimated by reviewing the USDA zone info.

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 do well in moderate cold which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

The earliest that you can plant pincushion flower in Forest Grove 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. Any later than that and your pincushion flower may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your pincushion flower indoors.

Last Frost Date

On average the last frost is on March 15 in Forest Grove. You can expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Forest Grove is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Forest Grove there is a last frost after March 15 so be sure to be ready to protect your pincushion flower if you have one of those late frosts.

USDA Zone Info for Forest Grove

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Forest Grove

You may be interested in your other planting guides for Forest Grove.