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Ornamental Tree · Easy

How to Grow Thornless Cockspur Hawthorn

Crataegus crus-galli var. inermis

Your complete guide to growing Thornless Cockspur Hawthorn.

☀SunFull sun to partial shade (4-6+ hours)
💧WaterLow — drought tolerant
🗺Zones3–7
📏Height15-35 feet
Thornless Cockspur Hawthorn

When to Plant Thornless Cockspur Hawthorn

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

ZoneStart IndoorsDirect SowHarvest
Zone 3 — — —
Zone 4 — — —
Zone 5 — — —
Zone 6 — — —
Zone 7 — — —

Companion Plants for Thornless Cockspur Hawthorn

✓ Good companions

Chives

Repels aphids and improves overall tree health through companion effect

Clover

Fixes nitrogen in soil and provides ground cover to retain moisture

Comfrey

Deep roots bring nutrients to surface, acts as dynamic accumulator

Lavender

Repels aphids and other pests while attracting beneficial pollinators

Marigold

Deters nematodes and aphids, attracts beneficial insects

Nasturtium

Acts as trap crop for aphids and adds nutrients when composted

Rosemary

Natural pest deterrent and drought-tolerant ground companion

Yarrow

Attracts beneficial insects and improves soil health

✗ Keep away from

Black Walnut

Produces juglone which is toxic to hawthorn and inhibits root development

Eucalyptus

Allelopathic properties suppress growth of nearby plants including hawthorns

Sunflower

Competes heavily for nutrients and water, may stunt hawthorn growth

Notes from the garden

A greener inbox, occasionally.

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