Sources

GBIF — Scientific name, Plant family
RHS Pests A–Z; UC IPM Pest Notes — Pest vulnerabilities
RHS Plants for Pollinators; Kew; PFAF — Insect types
USDA NRCS Plant Guide — Plant family, Height (cm), Sun needs, Water needs, Soil notes, Lifespan
USDA PLANTS Database — Root depth
NC State Extension — Invasive status, Height (cm)
PFAF — Edible
PFAF (Plants For A Future) — Min. hardiness temp (°C)
EPPO Global Database

Potentially invasive

This species can spread aggressively. Check local guidance before planting, and avoid letting it escape into the wild.

Black Locust

tree

Robinia pseudoacacia

NA native tree with fragrant edible flowers (only flowers — rest of plant toxic). Fast-growing. Rot-resistant timber. Excellent nectar source.

🐛 Prone to: Aphids, Caterpillars.

Attract Hoverflies, Lacewings, Ladybirds, Parasitic wasps to keep them in check — plant African MarigoldExcellent, AngelicaGood and AniseGood nearby.

Cajanus cajan

Shares Black Locust's vulnerability to aphids — same companion strategies apply