North America Native Plant

Bigberry Manzanita

Botanical name: Arctostaphylos glauca

USDA symbol: ARGL4

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Synonyms: Arctostaphylos glauca Lindl. var. puberula J.T. Howell (ARGLP)   

Bigberry Manzanita: California’s Drought-Busting Native Shrub If you’re looking for a stunning California native that laughs in the face of drought while feeding local wildlife, meet the bigberry manzanita (Arctostaphylos glauca). This gorgeous shrub is like that reliable friend who always shows up looking amazing without any fuss – low ...

Bigberry Manzanita: California’s Drought-Busting Native Shrub

If you’re looking for a stunning California native that laughs in the face of drought while feeding local wildlife, meet the bigberry manzanita (Arctostaphylos glauca). This gorgeous shrub is like that reliable friend who always shows up looking amazing without any fuss – low maintenance, beautiful year-round, and absolutely perfect for our Mediterranean climate.

What Makes Bigberry Manzanita Special?

Native exclusively to California, bigberry manzanita is a true Golden State original. This perennial shrub calls the Golden State home and has spent thousands of years perfecting the art of thriving in our unique conditions. You’ll find it naturally growing throughout California’s mountains and foothills, where it has mastered the balance between beauty and resilience.

A Shrub That’s All About the Details

Don’t let the slow growth label fool you – this plant is worth the wait. Bigberry manzanita typically reaches 10 feet tall at 20 years, eventually maturing to an impressive 18 feet. With its multiple-stem growth form and erect, dense foliage, it creates a substantial presence in the landscape without overwhelming smaller spaces.

The real showstopper? Those gorgeous physical features that make this manzanita a four-season wonder:

  • Smooth, chocolate-red bark that practically glows in winter sunlight
  • Dense, dark green foliage with a coarse texture that provides excellent privacy screening
  • Clusters of small, white, urn-shaped flowers that appear in late winter – like tiny fairy lanterns
  • Large, conspicuous berries that turn brown and provide food for wildlife

Perfect for Mediterranean and Drought-Tolerant Gardens

This native superstar shines in several landscape roles. Use it as a stunning specimen plant, plant it on slopes for erosion control, or incorporate it into fire-resistant landscaping. It’s particularly at home in Mediterranean-style gardens and drought-tolerant landscapes where its architectural form and year-round interest really pop.

The bigberry manzanita works beautifully in native plant gardens alongside other California favorites like ceanothus, salvias, and oak trees. Its dense growth makes it an excellent privacy screen, while its intermediate shade tolerance means it can handle some filtered light under larger trees.

Growing Conditions: Less is More

Here’s where bigberry manzanita really shines – it thrives on neglect (the good kind!). This drought champion prefers:

  • Soil: Well-draining is key. It loves coarse, rocky soils but adapts to medium-textured soils. Avoid heavy clay that stays wet.
  • Water: Low moisture needs once established. Think 8-16 inches of annual precipitation.
  • Sun exposure: Full sun to partial shade
  • Temperature: Hardy down to 12°F, needs at least 260 frost-free days
  • pH: Slightly acidic to neutral (5.9-7.0)
  • Fertilizer: Low fertility requirements – actually prefers lean soils

USDA Hardiness Zones

Bigberry manzanita thrives in USDA hardiness zones 8-10, making it perfect for most of California and other Mediterranean climates.

Planting and Care Tips

Getting your bigberry manzanita established is straightforward, but there are a few key points for success:

Planting: Plant in fall or early winter when rains are beginning. Choose a spot with excellent drainage – this is non-negotiable. Space plants 300-700 per acre if you’re doing mass plantings, or give individual specimens plenty of room to reach their full potential.

Watering: Water deeply but infrequently during the first year to establish roots. Once established, rely on natural rainfall. Summer irrigation can actually harm established plants by encouraging root rot.

Pruning: This shrub has excellent resprout ability, so don’t be afraid to prune lightly for shape. However, it naturally develops a beautiful form, so minimal intervention is usually best.

Propagation: Seeds require cold stratification and germinate slowly with low seedling vigor. Professional propagation is typically done by seed or container plants, with commercial availability limited to specialty native plant nurseries.

Wildlife and Pollinator Benefits

While our data doesn’t specify exact wildlife benefits, manzanitas are renowned for supporting local ecosystems. The late winter flowers provide crucial early nectar for bees, butterflies, and hummingbirds when little else is blooming. The berries feed birds and small mammals, while the dense structure provides nesting sites and shelter.

Is Bigberry Manzanita Right for Your Garden?

This native beauty is perfect if you want a low-maintenance, drought-tolerant shrub that supports local wildlife while providing year-round interest. It’s ideal for gardeners who appreciate the plant it and forget it philosophy, especially in areas with Mediterranean climates.

Just remember: patience is key with this slow grower, and excellent drainage is absolutely essential. If you can provide these two things, bigberry manzanita will reward you with decades of beauty and the satisfaction of growing a true California native that belongs in our landscapes.

Ready to add some authentic California character to your garden? Bigberry manzanita might just be your perfect match!

How

Bigberry Manzanita

Grows

Growing season

Spring

Lifespan

Long

Growth form & shape

Multiple Stem and Erect

Growth rate

Slow

Height at 20 years

10

Maximum height

18.0

Foliage color

Dark Green

Summer foliage density

Dense

Winter foliage density

Dense

Foliage retention

Yes

Flowering

Yes

Flower color

White

Fruit/seeds

No

Fruit/seed color

Brown

Allelopath

No

Nitrogen fixing

None

Toxic

None

C:N Ratio

High

Fire Resistant

No

Foliage Texture

Coarse

Low-growing Grass

No

Resproutability

Yes

Coppice Ability

No

Bloat

None

Bigberry Manzanita

Growing Conditions

Adapted to Coarse Soil

Yes

Adapted to Medium Soil

Yes

Adapted to Fine Soil

No

Anaerobic tolerance

None

CaCO₃ tolerance

Low

Cold Stratification

Yes

Drought tolerance

High

Nutrient requirement

Low

Fire tolerance

Low

Frost-free days minimum

260

Hedge tolerance

Medium

Moisture requirement

Low

pH range

5.9 to 7.0

Plants per acre

300 to 700

Precipitation range (in)

8 to 16

Min root depth (in)

30

Salt tolerance

None

Shade tolerance

Intermediate

Min temperature (F)

12

Cultivating

Bigberry Manzanita

Flowering season

Late Winter

Commercial availability

Contracting Only

Fruit/seed abundance

Low

Fruit/seed season

Winter to Spring

Fruit/seed persistence

Yes

Propagated by bare root

Yes

Propagated by bulb

No

Propagated by container

Yes

Propagated by corm

No

Propagated by cuttings

No

Propagated by seed

Yes

Propagated by sod

No

Propagated by sprigs

No

Propagated by tubers

No

Seed per pound

1090

Seed spread rate

Slow

Seedling vigor

Low

Small grain

No

Vegetative spread rate

None

Bigberry Manzanita

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Ericales

Family

Ericaceae Juss. - Heath family

Genus

Arctostaphylos Adans. - manzanita

Species

Arctostaphylos glauca Lindl. - bigberry manzanita

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA