Stiff hare's ear

Bupleurum rigidum, Apiaceae

Zones

5–9

Layer

Herbaceous

Lifespan

Perennial

Growth

Moderate

Guild Roles

Pollinator AttractorBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6.5 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Giant Sea HollyEryngium giganteum

Pollinator SharingBeneficial Insect Habitat

Caucasian GermanderTeucrium hircanicum

Pest DeterrentPollinator Sharing

Antagonistic Plants

Indian dillAnethum sowa

Related umbelliferous plants may compete and produce allelopathic compounds affecting each other

Uses

Functions

Attracts Parasitic Chalcid Wasps And BraconidsSupports Predatory Beetles And Rove BeetlesProvides Late Summer Nectar For Native BeesShelters Minute Pirate Bugs And Lacewing LarvaeYellow Umbel Flowers Are Parasitic Wasp Magnets

Medicinal Uses

Liver SupportAnti-Inflammatory

Common Questions

What zones does Stiff hare's ear grow in?

Stiff hare's ear grows in USDA hardiness zones 5 through 9.

What are good companion plants for Stiff hare's ear?

Good companions for Stiff hare's ear include Giant Sea Holly, Caucasian Germander.

Design guilds with Stiff hare's ear and see companion relationships visually.

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