The USDA Zone info is a great tool for gardeners to help us figure out your gardening 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 Laurel should be reffered to in order to estimate when it's possible to plant tritoma.

Planting Calendar for Tritoma

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

Since tritoma are very cold tolerant you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant tritoma in Laurel 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 tritoma and expect a good harvest is probably September. Any later than that and your tritoma may not have a chance to grow to maturity. Starting your tritoma indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Laurel. In the coldest months of winter you can expect an average low temperature of 0°F.

Remember that USDA zone info for Laurel is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Laurel it frosts late in the year after April 15 be ready to cover your tritoma if you have one of those late frosts.

USDA Zone Info for Laurel

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 Laurel

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