One of the best tools that you have as gardeners to help us estimate 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.

You can figure out when to plant brachycome in Rosenberg by checking out the USDA zone info.

Planting Calendar for Brachycome

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

You should not plant brachycome until after the last frost has passed because they require warm weather.

The earliest that you can plant brachycome in Rosenberg 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 grow to maturity. 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 February 15 in Rosenberg. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Rosenberg is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Rosenberg it frosts late in the year after February 15 be ready to protect your brachycome if you have one of those late frosts.

USDA Zone Info for Rosenberg

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 Rosenberg

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