One of the best tools that you have as gardeners to help us figure out 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 should be able to figure out when it's the best time to plant sunflowers by referring to the USDA zone info for Laguna Beach.

Planting Calendar for Sunflowers

Frost tolerance for sunflowers:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Sunflowers are not cold tolerant which tells us that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant sunflowers 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 sunflowers and expect a good harvest is probably September. If you wait any later than that and your sunflowers may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your sunflowers indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Laguna Beach. It might get as low as 30°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Laguna Beach may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Laguna Beach you get surprised by a frost after January 31 be ready to protect your sunflowers if you have a surprise 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.