Olier is a plant search engine for 140K+ species with location suitability checks, companion planting checks, and garden placement tools.

Right Plant, Right Companion.

Healthy guilds through ecology

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Sample Guilds

Boreal Berry Guild

Hardy fruiting guild for northern gardens

Jamie VanBuskirk · CC-BY

Apple Tree Guild

Temperate orchard understory

Steven Cross · CC0

Tropical Food Forest

Tropical food forest with nitrogen-fixing support

R K · CC-BY

Discover 140,506 Plants

Carbon

Food

Fungi Hosts

N-Fixers

Ornamental

Pollinators

Predators