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Native Wildflower · Easy

How to Grow Purple Poppy Mallow

Callirhoe involucrata

Your complete guide to growing Purple Poppy Mallow.

☀SunFull sun (6+ hours)
💧WaterModerate — regular watering
🗺Zones4–8
📏Height6-12 inches
Purple Poppy Mallow📷 Wikimedia Commons

When to Plant Purple Poppy Mallow

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 Purple Poppy Mallow

✓ Good companions

Black-Eyed Susan

Attracts beneficial pollinators and shares similar prairie growing conditions

Butterfly Milkweed

Attracts butterflies and beneficial insects, shares similar prairie habitat preferences

Lavender

Repels harmful insects and attracts pollinators, prefers similar well-drained conditions

Little Bluestem

Compatible native grass that provides structural support and shares similar water needs

Prairie Dropseed

Native grass companion that improves soil structure without competing for nutrients

Purple Coneflower

Both native prairie plants with similar drought tolerance and complementary bloom times

Wild Bergamot

Attracts beneficial insects and pollinators while deterring harmful pests

Yarrow

Improves soil health and attracts beneficial predatory insects

✗ Keep away from

Mint

Aggressive spreader that can quickly overwhelm and outcompete native wildflowers

Tall Fescue

Allelopathic grass that inhibits growth of native wildflowers through chemical compounds

Walnut Trees

Produces juglone which is toxic to many prairie plants including poppy mallow

Notes from the garden

A greener inbox, occasionally.

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