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.

A way of estimating when to plant rosemary is to check out the USDA zone info for Ponchatoula.

Planting Calendar for Rosemary

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

Rosemary do well in cold which tells us that you can plant them a quite a bit earlier than other plants that might not handle the cold.

The earliest that you can plant rosemary in Ponchatoula 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 rosemary and expect a good harvest is probably September. You probably don't want to wait any later than that or else your rosemary may not have a chance to really do well. You can get started a couple of weeks earlier by starting your rosemary indoors.

Last Frost Date

The average date of last frost is March 15 in Ponchatoula. In the coldest months of winter you can expect an average low temperature of 15°F.

Remember that USDA zone info for Ponchatoula 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 Ponchatoula it frosts late in the year after March 15 so make sure that you are prepared to cover your rosemary if you have a late frost.

USDA Zone Info for Ponchatoula

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 Ponchatoula

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