Blue Gum Eucalyptus

Eucalyptus globulus, Myrtaceae

Zones

8–10

Layer

Canopy

Lifespan

Perennial

Growth

Fast

Guild Roles

Shade ProviderWindbreak

Growing Conditions

Sun

Full Sun (optimal)

Water

Moderate

Soil pH

5 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Sydney Golden WattleAcacia longifolia

Nitrogen FixationWind ProtectionPest Deterrent

Antagonistic Plants

TomatoSolanum lycopersicum

Eucalyptus leaf litter inhibits tomato growth

Black-Eyed PeaVigna unguiculata

Blue gum eucalyptus releases allelopathic compounds that inhibit legume growth

Robusta CoffeeCoffea canephora

Blue gum eucalyptus competes for resources and releases compounds inhibiting coffee growth

Mung BeanVigna radiata

Eucalyptus allelopathic compounds particularly inhibit legume seed germination and root development

Star of PersiaAllium christophii

Strong eucalyptus allelopathy inhibits ornamental allium bulb development and flowering

Silver WattleAcacia dealbata

Silver wattle and blue gum eucalyptus compete for root space and eucalyptus produces allelopathic compounds affecting acacia growth

ChivesAllium schoenoprasum

Eucalyptus produces allelopathic compounds that inhibit growth of most herbaceous plants including alliums

Grain SorghumSorghum bicolor

Eucalyptus allelopathy strongly inhibits cereal crop germination and growth

ScallionAllium fistulosum

Eucalyptus allelopathic compounds strongly inhibit Welsh onion growth and development

Bambara GroundnutVigna subterranea

Strong eucalyptus allelopathy prevents bambara groundnut germination and pod formation

Uses

Functions

TimberMedicine

Common Questions

What zones does Blue Gum Eucalyptus grow in?

Blue Gum Eucalyptus grows in USDA hardiness zones 8 through 10.

What are good companion plants for Blue Gum Eucalyptus?

Good companions for Blue Gum Eucalyptus include Sydney Golden Wattle.

Design guilds with Blue Gum Eucalyptus and see companion relationships visually.

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