Is Fall Too Late to Plant in California?
The Verdict: Busted. Fall is one of the best planting seasons in California. It is actually the ideal time to plant trees, shrubs, perennials, and cool-season vegetables in our Mediterranean climate.
Why People Believe This
In most of the country, fall means the garden is winding down. Frost is coming, leaves are dropping, and the growing season is over. National gardening media reinforces this message every September with articles about putting the garden to bed. California gardeners absorb this advice and assume it applies here too, but our climate follows a completely different rhythm.
What the Research Says
UC ANR actively promotes fall planting as the optimal time for trees, shrubs, and perennials in California. The reasoning is straightforward: fall planting allows roots to establish during the cool, wet winter months before the stress of a dry summer. UC Davis research on landscape plant establishment found that trees planted in October and November developed root systems 50% larger by the following summer compared to those planted in spring.
For vegetables, fall opens California's "second season." UC Master Gardeners of Santa Cruz County recommend planting cool-season crops (lettuce, kale, broccoli, cauliflower, peas, fava beans, chard, beets, carrots, and radishes) from September through November. These crops thrive in our mild fall and winter temperatures (50 to 65F days on the coast) and benefit from natural rainfall. Many Santa Cruz gardeners find their fall and winter gardens are more productive than their summer ones, with fewer pest problems and less watering needed.
What to Do Instead
Treat fall as a major planting season, not a shutdown. September through November is the window for cool-season vegetables, cover crops, California native plants, fruit trees, and landscape shrubs. Get plants in the ground before the first heavy rains (typically November on the Central Coast) so roots start growing immediately. This is also the perfect time to plant garlic (October is ideal in Santa Cruz), wildflower seeds, and spring-blooming bulbs.
This week: Make a fall planting list. Start cool-season seeds (lettuce, radish, peas) now, and plan a nursery trip for trees, shrubs, or native plants by mid-October.
For more on year-round planting, check out our free California Garden Planning Guide at Your Garden Toolkit.
Frequently Asked Questions
Is fall really too late to plant in California?
No. Fall is one of the best planting seasons here. Roots establish during the cool, wet winter months before summer's dry stress, and UC Davis research found trees planted in October and November developed root systems 50% larger by the following summer than spring-planted ones.
What vegetables can I plant in the fall in Santa Cruz?
UC Master Gardeners of Santa Cruz County recommend planting cool-season crops from September through November, including lettuce, kale, broccoli, cauliflower, peas, fava beans, chard, beets, carrots, and radishes. They thrive in our mild 50 to 65F coastal days.
When should I get my fall plants in the ground?
Get plants in before the first heavy rains, typically November on the Central Coast, so roots start growing right away. October is also the ideal time to plant garlic in Santa Cruz.
Is a fall garden harder to manage than a summer one?
Often it is easier. Many Santa Cruz gardeners find their fall and winter gardens more productive than their summer ones, with fewer pest problems and less watering needed thanks to natural rainfall.
