What used to be called a wild bird sanctuary run by the Audubon Society in the 50's and 60's, it has just recently been acquired by ENC (The Environmental Nature Center - a Newport Beach gem. Check the website encenter.org/tucker/ for opening plans.
Trim back just about anything when the flowers fade to keep the garden tidy, encourage more flowers, and prevent reseeding. UC Master Gardeners are at the Orange County Fair until the 15th ready to answer your gardening questions. Learn more and listen to "In The Garden" radio show podcasts.
That is why it is extremely important to pay attention to areas around your home that become breeding grounds for the pests. Prime example are French drains or underground drainage systems where water can pool if the slope is inadequate or it becomes blocked.
Although the best time to plant natives is late fall, winter, and early spring, NOW would be a great time to consider transforming your landscape to natives due to the drought conditions hanging on this year (2021).