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Native Wildflower · Easy

How to Grow Red Turtlehead

Chelone obliqua

Your complete guide to growing Red Turtlehead.

☀SunFull sun to partial shade (4-6+ hours)
💧WaterHigh
🗺Zones5–9
📏Height2-3 feet
Red Turtlehead📷 Wikimedia Commons

When to Plant Red Turtlehead

Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.

ZoneStart IndoorsDirect SowHarvest
Zone 5 — April – June —
Zone 6 — April – June —
Zone 7 — March – May —
Zone 8 — March – May —
Zone 9 — February – April —

Companion Plants for Red Turtlehead

✓ Good companions

Astilbe

Shares preference for moist soil and partial shade, creates layered garden texture

Cardinal Flower

Both attract hummingbirds and prefer wet to moist soils in similar habitats

Ferns

Create ideal understory companions in moist, shaded native plant gardens

Great Blue Lobelia

Similar wetland habitat preferences and complementary blue-purple flower colors

Jewelweed

Naturally occurs in same moist woodland edges and stream banks

Monkey Flower

Compatible moisture requirements and both support native pollinators

Wild Columbine

Both are native woodland plants that attract similar beneficial insects

Wild Ginger

Thrives in similar moist, shaded conditions and provides complementary groundcover

✗ Keep away from

Black Walnut

Produces juglone which is toxic to many plants including most wildflowers

Eucalyptus

Allelopathic properties inhibit growth of native plants and alter soil chemistry

Mint

Aggressive spreading habit can overwhelm and outcompete native wildflowers

Notes from the garden

A greener inbox, occasionally.

Seasonal planting ideas, useful tips and a little inspiration. No weeds.