Water
Established trees are drought-tolerant. Water deeply during prolonged dry spells, especially in the first few years after planting. Avoid overwatering, which can lead to root rot.
Also known as California Live Oak · Coast Live × Interior Live Oak · Coastal Live Oak
Coast Live Oak (Quercus agrifolia) is an evergreen tree native to California and Baja California, known for its spreading canopy and historical significance.
At-a-glance light, water, soil, and growing conditions from plant data
Full sun to partial shade.
80% intensity
Prefers at least 6 hours of direct sunlight daily.
Low to moderate, drought-tolerant once established.
30% intensity
Water deeply during dry periods, especially for young trees.
Well-drained soil is crucial. Tolerates a range of soil types but avoids waterlogged conditions.
50% intensity
Adaptable to a range of temperatures.
60% intensity
Prefers mild to warm climates, tolerates some frost.
Outdoor
50% intensity
Minimal to none required.
10% intensity
Fertilize only if growth is significantly stunted.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Established trees are drought-tolerant. Water deeply during prolonged dry spells, especially in the first few years after planting. Avoid overwatering, which can lead to root rot.
Prune to remove dead, damaged, or crossing branches. Best done in late summer or early fall to minimize oak root fungus risk. Shape young trees for structure.
Best propagated from fresh acorns sown in fall. Grafting can be used for specific cultivars. Seed germination can be slow and erratic.
Not applicable for in-ground trees. Container-grown specimens may need repotting every 2-3 years into a larger container as they grow.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Coast Live Oak (Quercus agrifolia)
Where Coast Live Oak (Quercus agrifolia) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fagales |
| Family | Fagaceae |
| Genus | Quercus |
| Species | Quercus agrifolia |
Similar in genus Quercus
Answers based on plant encyclopedia data