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.

In Twin Lakes you can estimate when it's the best time to plant tritoma by looking at the USDA zone info.

Planting Calendar for Tritoma

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

Since tritoma do well in cold you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant tritoma in Twin Lakes 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 fully mature. You can get started a few weeks earlier by starting your tritoma indoors.

Last Frost Date

In Twin Lakes the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Twin Lakes is not always accurate the actual date of last frost is different every year. Since half of the time in Twin Lakes you get surprised by a frost after April 15 be ready to protect your tritoma if you have a late frost.

USDA Zone Info for Twin Lakes

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Twin Lakes

You may be interested in your other planting guides for Twin Lakes.