Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when to plant primroses in Hammond by looking at the USDA zone info.

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 much earlier in the year because they are very cold tolerant.

The earliest that you can plant primroses in Hammond 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. You probably don't want to wait any later than that or else your primroses may not have a chance to fully mature. Starting your primroses indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Hammond. 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 Hammond is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Hammond you get a frost after March 15 be ready to cover your primroses if you have a surprise late frost.

USDA Zone Info for Hammond

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 Hammond

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