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.

You will be able to determine when it's the best time to plant sweet williams by reviewing the USDA zone info for Encinitas.

Planting Calendar for Sweet Williams

Frost tolerance for sweet williams:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since sweet williams do well in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant sweet williams in Encinitas 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 sweet williams and expect a good harvest is probably October. Any later than that and your sweet williams may not have a chance to fully mature. You can get started a little bit earlier by starting your sweet williams indoors.

Last Frost Date

On average the last frost is on January 31 in Encinitas. In the coldest months of winter you should expect an average low temperature of 30°F.

It's important to remember that USDA zone info for Encinitas is just an average and the actual date of last frost will vary from year to year. Half of the time in Encinitas it frosts late in the year after January 31 so always be ready to protect your sweet williams in the event of a late frost.

USDA Zone Info for Encinitas

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 Encinitas

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