The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when it's the best time to plant argyranthemum is to use the USDA zone info for Andalusia.

Planting Calendar for Argyranthemum

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

It's a bad idea to plant argyranthemum until after the last frost has passed because they are not cold tolerant.

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

The last month that you can plant argyranthemum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your argyranthemum may not have a chance to really do well. If you are starting your argyranthemum indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Andalusia. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Andalusia is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Andalusia there is a last frost after March 15 so be sure to be ready to cover your argyranthemum if you have one of those late frosts.

USDA Zone Info for Andalusia

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Andalusia

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