Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Bound Brook can be reffered to in order to figure out when you can plant pennyroyal.

Planting Calendar for Pennyroyal

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

Pennyroyal tend to make it in a bit of cold which means that you can plant them earlier in the year than other frost tender plants.

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

Last Frost Date

The average date of last frost is April 15 in Bound Brook. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Bound Brook is not always accurate the actual date of last frost will vary from year to year. Half of the time in Bound Brook last frost occurs after April 15 so just be sure to be ready to cover your pennyroyal if you have a late frost.

USDA Zone Info for Bound Brook

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Bound Brook

You may be interested in your other planting guides for Bound Brook.