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

A way of getting a good idea when it's the best time to plant ageratum is to use the USDA zone info for Laguna Beach.

Planting Calendar for Ageratum

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

Ageratum require warm weather which tells us that you must 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 ageratum in Laguna 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 ageratum and expect a good harvest is probably September. If you wait any later than that and your ageratum may not have a chance to really do well. You can get started a little bit earlier by starting your ageratum indoors.

Last Frost Date

The average date of last frost is January 31 in Laguna Beach. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for Laguna Beach may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Laguna Beach it frosts late in the year after January 31 be ready to cover your ageratum in the event of a late frost.

USDA Zone Info for Laguna 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 Laguna Beach

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