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Native Wildflower · Easy

How to Grow Prairie Dock

Silphium terebinthinaceum

Your complete guide to growing Prairie Dock.

☀SunFull sun (6+ hours)
💧WaterDrought tolerant
🗺Zones4–8
📏Height4-10 feet
Prairie Dock📷 Wikimedia Commons

When to Plant Prairie Dock

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

ZoneStart IndoorsDirect SowHarvest
Zone 4 — April – June —
Zone 5 — April – June —
Zone 6 — April – June —
Zone 7 — March – May —
Zone 8 — March – May —

Companion Plants for Prairie Dock

✓ Good companions

Big Bluestem

Native prairie grass that provides structural support and creates natural prairie ecosystem conditio…

Black-Eyed Susan

Complements blooming period and attracts diverse pollinators including native bees

Compass Plant

Fellow deep-rooted prairie plant that improves soil structure and doesn't compete for surface nutrie…

Little Bluestem

Provides ground cover and wind protection while sharing drought tolerance

Prairie Dropseed

Creates beneficial microclimate and helps prevent soil erosion around the base

Purple Coneflower

Attracts beneficial pollinators and shares similar soil and water requirements

Wild Bergamot

Repels harmful insects while attracting native bees and butterflies

Wild Ginger

Provides ground cover in partial shade areas and attracts different beneficial insects

✗ Keep away from

Autumn Olive

Invasive shrub that creates dense shade and alters soil chemistry

Crown Vetch

Aggressive spreader that can outcompete and smother native prairie plants

Kentucky Bluegrass

Non-native grass that forms dense mats and competes aggressively for water and nutrients

Notes from the garden

A greener inbox, occasionally.

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