One of the first steps you take when you are getting a good idea 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 reviewing the USDA zone info for Palmyra it's possible to figure out when to plant primroses.

Planting Calendar for Primroses

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

Primroses do ok in a bit of cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Palmyra. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Palmyra is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Palmyra you get surprised by a frost after April 15 so make sure that you are prepared to cover your primroses if you have one of those late frosts.

USDA Zone Info for Palmyra

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Palmyra

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