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.

One way of estimating when to plant argyranthemum is to consult the USDA zone info for Firebaugh.

Planting Calendar for Argyranthemum

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

It's probably a bad idea to plant argyranthemum until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant argyranthemum in Firebaugh 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 argyranthemum and expect a good harvest is probably September. You probably don't want to wait any later than that or else your argyranthemum may not have a chance to really do well. You can get started a little bit earlier by starting your argyranthemum indoors.

Last Frost Date

The average date of last frost is February 15 in Firebaugh. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Firebaugh is not always accurate the actual date of last frost is different every year. Half of the time in Firebaugh it frosts late in the year after February 15 so always be ready to cover your argyranthemum in the event of a late frost.

USDA Zone Info for Firebaugh

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Firebaugh

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