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Pacific Plum

Prunus subcordata, Rosaceae

Zones
6–9
Layer
Understory
Lifespan
Perennial
Growth
Moderate

Guild Roles

ProducerPollinator AttractorBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Low (established)Moderate (fruiting)

Soil pH

5.5 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Three-flowered OleasterElaeagnus triflora
Nitrogen FixationNurse Plant
Chinese Prickly AshZanthoxylum simulans
Pest Deterrent
Short-stalked Slippery JackSuillus brevipes
Nutrient Accumulation
Western RhizopogonRhizopogon occidentalis
Nutrient Accumulation
Lettuce LichenLobaria oregana
Nitrogen Fixation
Cicada CordycepsCordyceps subsessilis
Pest Deterrent
Northern Prickly AshZanthoxylum americanum
Pest DeterrentBeneficial Insect Habitat
Netleaf HackberryCeltis reticulata
Pollinator SharingBeneficial Insect HabitatWind Protection

Antagonistic Plants

Iron WalnutJuglans sigillata

Juglone produced by walnut trees is toxic to stone fruits including plums, causing wilting, yellowing, and eventual death of sensitive plants.

Uses

Functions

Food ProductionErosion ControlWildlife Habitat

Edible Parts

FruitPit Kernel

Medicinal Uses

Bark Astringent

Common Questions

What zones does Pacific Plum grow in?

Pacific Plum grows in USDA hardiness zones 6 through 9.

What are good companion plants for Pacific Plum?

Good companions for Pacific Plum include Three-flowered Oleaster, Chinese Prickly Ash, Short-stalked Slippery Jack, Western Rhizopogon, Lettuce Lichen.

Design guilds with Pacific Plum and see companion relationships visually.

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