One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 centaurea in Gardendale can be figured out by checking out the USDA zone info.

Planting Calendar for Centaurea

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

Centaurea tend to make it in mild cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant centaurea in Gardendale 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 centaurea and expect a good harvest is probably September. Any later than that and your centaurea may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your centaurea indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Gardendale. It might get as low as 5°F during the coldest months of winter.

Keep in mind that USDA zone info for Gardendale may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Gardendale it frosts late in the year after April 15 so make sure that you are ready to cover your centaurea if you have one of those late frosts.

USDA Zone Info for Gardendale

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Gardendale

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