One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Warrenton you can figure out when it's the best time to plant brachycome by reviewing the USDA zone info.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since brachycome do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

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

The last month that you can plant brachycome and expect a good harvest is probably September. You probably don't want to wait any later than that or else 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

In Warrenton the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Warrenton and it will vary from year to year. Half of the time in Warrenton it frosts late in the year after February 15 so make sure that you are ready to cover your brachycome in the event of one of those late frosts.

USDA Zone Info for Warrenton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

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

Plants to Grow in Warrenton

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