The USDA Zone info is a great tool for gardeners to help us figure out 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.

A way of figuring out when you can plant brachycome is to check out the USDA zone info for Thomson.

Planting Calendar for Brachycome

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

Brachycome are not cold tolerant which means that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant brachycome in Thomson is April. However, you really should wait until May 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. If you wait any later than that and your brachycome may not have a chance to fully mature. Starting your brachycome indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Thomson. In the coldest months of winter you should expect an average low temperature of 10°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Thomson and it can change quite a bit from year to year. Since half of the time in Thomson last frost occurs after March 15 be ready to cover your brachycome in the event of one of those late frosts.

USDA Zone Info for Thomson

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Thomson

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