King Protea

Protea cynaroides, Proteaceae

Zones

9–11

Layer

Shrub

Lifespan

Perennial

Growth

Slow

Guild Roles

Pollinator Attractor

Growing Conditions

Sun

Full Sun (optimal)

Water

Low

Soil pH

5 – 6.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Common ConebushLeucadendron salignum

Pollinator Sharing

One-sided BottlebrushCalothamnus quadrifidus

Pollinator SharingBeneficial Insect Habitat

Antagonistic Plants

Japanese Tree LilacSyringa reticulata

King protea produces allelopathic compounds and has specialized root associations that can interfere with growth of non-proteaceous plants like lilacs.

Uses

Functions

Ornamental

Common Questions

What zones does King Protea grow in?

King Protea grows in USDA hardiness zones 9 through 11.

What are good companion plants for King Protea?

Good companions for King Protea include Common Conebush, One-sided Bottlebrush.

Design guilds with King Protea and see companion relationships visually.

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