One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when it's possible to plant primroses is to examine the USDA zone info for Foley.

Planting Calendar for Primroses

Frost tolerance for primroses:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant primroses a lot earlier in the year because they are very cold tolerant.

The earliest that you can plant primroses in Foley 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 primroses and expect a good harvest is probably September. If you wait any later than that and your primroses may not have a chance to really do well. If you are starting your primroses indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Foley. 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 Foley may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Foley you get a frost after March 15 so just be sure to be ready to cover your primroses if you have a late frost.

USDA Zone Info for Foley

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 Foley

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