One of the first steps you take when you are estimating your gardening schedule is find your 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.

The first chance to plant argyranthemum in Royal Palm Beach can be estimated by reviewing the USDA zone info.

Planting Calendar for Argyranthemum

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

It's probably 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 Royal Palm Beach 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 argyranthemum and expect a good harvest is probably September. If you wait any later than that and your argyranthemum may not have a chance to really do well. You can get started a couple of weeks earlier by starting your argyranthemum indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Royal Palm Beach. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Royal Palm Beach is an average the actual date of last frost is different every year. Since half of the time in Royal Palm Beach it frosts late in the year after January 31 be ready to protect your argyranthemum in the event of a late frost.

USDA Zone Info for Royal Palm Beach

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Royal Palm Beach

You may be interested in your other planting guides for Royal Palm Beach.