The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant brachycome in Jackson should be estimated by reviewing the USDA zone info.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since brachycome do not do well in cold weather you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant brachycome in Jackson is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant brachycome and expect a good harvest is probably August. You probably don't want to wait any later than that or else your brachycome may not have a chance to fully mature. You can get started a little bit earlier by starting your brachycome indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Jackson. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Jackson is an average the actual date of last frost is different every year. Half of the time in Jackson it frosts late in the year after May 15 so make sure that you are prepared to cover your brachycome if you have a surprise late frost.

USDA Zone Info for Jackson

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Jackson

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