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

By using the USDA zone info for Alamosa it's possible to estimate when it's possible to plant brachycome.

Planting Calendar for Brachycome

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

Brachycome require warm weather which means that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant brachycome in Alamosa 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. Any later than that and 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 May 15 in Alamosa. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Alamosa may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Alamosa you get surprised by a frost after May 15 be ready to protect your brachycome if you have a surprise late frost.

USDA Zone Info for Alamosa

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 Alamosa

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