One of the first steps you take when you are making a decision about 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.

In Rancho Palos Verdes you can estimate when to plant alyssum by referring to the USDA zone info.

Planting Calendar for Alyssum

Frost tolerance for alyssum:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Alyssum are one of those plants that can tolerate quite a bit of cold weather which tells us that you can plant them a quite a bit earlier than more sensitive plants.

The earliest that you can plant alyssum in Rancho Palos Verdes is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant alyssum and expect a good harvest is probably October. You probably don't want to wait any later than that or else your alyssum may not have a chance to fully mature. You can get started a few weeks earlier by starting your alyssum indoors.

Last Frost Date

The average date of last frost is January 31 in Rancho Palos Verdes. In the coldest months of winter you can expect an average low temperature of 35°F.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Rancho Palos Verdes and it can change quite a bit from year to year. Half of the time in Rancho Palos Verdes it frosts late in the year after January 31 so make sure that you are prepared to protect your alyssum if you have one of those late frosts.

USDA Zone Info for Rancho Palos Verdes

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Rancho Palos Verdes

You may be interested in your other planting guides for Rancho Palos Verdes.