Golden Alexanders is a native perennial wildflower in the carrot family. It produces clusters of small, bright yellow flowers in late spring to early summer. This plant is an important early-season nectar source for pollinators and thrives in prairies, meadows, and woodland edges.
⸻
Growth Habits & Characteristics:
•Height: 1–3 feet
•Spread: 1–2 feet
•Sun Requirements: Full sun to partial shade
•Soil Preferences: Prefers moist, well-drained soils but tolerates a variety of soil conditions
•Lifespan: Perennial
•Bloom Time: Late spring to early summer
•Water Needs: Moderate; adaptable to seasonal moisture changes
⸻
Host Insect:
•Black Swallowtail (Papilio polyxenes) – Caterpillars feed on the foliage
Also attracts various native bees, wasps, and beneficial predatory insects.
⸻
Companion Plants:
•Asclepias tuberosa (Butterfly Weed) – Provides nectar for later-season pollinators.
•Echinacea purpurea (Purple Coneflower) – Adds height and attracts butterflies.
•Pycnanthemum tenuifolium (Narrowleaf Mountain Mint) – Supports a diverse range of pollinators.
•Solidago spp. (Goldenrod) – Extends the nectar season for late-season pollinators.
•Allium cernuum (Nodding Onion) – Thrives in similar soil conditions and attracts beneficial insects.
⸻
Ecological Importance:
•Pollinator Support: Provides an essential nectar source for early-season pollinators, including bees, beetles, and butterflies.
•Host Plant for Black Swallowtail: Plays a vital role in the butterfly’s reproductive cycle.
•Beneficial Insect Attraction: Supports wasps and flies that help control garden pests.
•Soil Stabilization: Helps prevent erosion in meadows and along stream banks.