The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant helianthemum in Brookhaven can be estimated by referring to the USDA zone info.

Planting Calendar for Helianthemum

Frost tolerance for helianthemum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Helianthemum are one of those plants that can tolerate a little bit of cold weather which means that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant helianthemum in Brookhaven 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 helianthemum and expect a good harvest is probably September. Any later than that and your helianthemum may not have a chance to fully mature. Starting your helianthemum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Brookhaven. You should expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Brookhaven may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Brookhaven it frosts late in the year after March 15 so be sure to be ready to cover your helianthemum in the event of one of those late frosts.

USDA Zone Info for Brookhaven

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 Brookhaven

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