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Native Wildflower · Easy

How to Grow Tall Coreopsis

Coreopsis tripteris

Your complete guide to growing Tall Coreopsis.

☀SunFull sun to part shade
💧WaterDrought tolerant
🗺Zones3–8
📏Height3-5 feet
Tall Coreopsis📷 Wikimedia Commons

When to Plant Tall Coreopsis

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

ZoneStart IndoorsDirect SowHarvest
Zone 3 — May – July —
Zone 4 — April – June —
Zone 5 — April – June —
Zone 6 — April – June —
Zone 7 — March – May —
Zone 8 — March – May —

Companion Plants for Tall Coreopsis

✓ Good companions

Bee Balm

Attracts beneficial insects and hummingbirds while sharing similar moisture needs

Black-eyed Susan

Complementary bloom times, shared pollinators, and similar soil and water requirements

Butterfly Weed

Attracts butterflies and beneficial insects, thrives in similar well-drained soil conditions

Little Bluestem Grass

Provides wind protection and creates natural prairie plant community

Native Grasses

Provides structural support, prevents soil erosion, and mimics natural prairie ecosystem

Purple Coneflower

Similar growing conditions, attracts beneficial pollinators and creates natural prairie habitat

Wild Bergamot

Natural pest deterrent properties and attracts native pollinators

Yarrow

Attracts beneficial predatory insects and improves soil health

✗ Keep away from

Crown Vetch

Aggressive spreading habit smothers native wildflowers and depletes soil nutrients

Dense Tree Canopy

Blocks essential sunlight needed for optimal growth and flowering

Invasive Grasses

Compete aggressively for nutrients and water, can crowd out native wildflowers

Notes from the garden

A greener inbox, occasionally.

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