A little more green in the world ✳ 2,083 plants across 13 growing zones
worldthatgrows.
Nut Tree · Moderate

How to Grow Hazelnut (Barcelona)

Corylus avellana 'Barcelona'

Your complete guide to growing Hazelnut (Barcelona).

☀SunFull sun to partial shade (4-6+ hours)
💧Water1 inch per week, deep watering preferred
📅Harvest120-150 days
🗺Zones4–8
📏Height12-20 feet
Hazelnut (Barcelona)📷 Wikimedia Commons

When to Plant Hazelnut (Barcelona)

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

ZoneStart IndoorsDirect SowHarvest
Zone 4 — — September
Zone 5 — — August – October
Zone 6 — — August – October
Zone 7 — — July – October
Zone 8 — — July – November

Companion Plants for Hazelnut (Barcelona)

✓ Good companions

Chives

Repels aphids and other pests while attracting beneficial pollinators

Clover

Fixes nitrogen in soil, provides ground cover and attracts beneficial insects

Comfrey

Deep roots bring nutrients to surface, leaves make excellent mulch and fertilizer

Lavender

Deters pests like moths and beetles, attracts pollinators, and tolerates similar soil conditions

Marigolds

Repel nematodes and aphids, attract beneficial insects for pest control

Nasturtiums

Act as trap crop for aphids and cucumber beetles, edible flowers attract pollinators

Wild Garlic

Natural fungicide properties help prevent fungal diseases, repels various pests

Yarrow

Attracts beneficial insects, improves soil health, and may enhance disease resistance

✗ Keep away from

Black Walnut

Produces juglone which is toxic to hazelnuts and inhibits their growth

Fennel

Allelopathic properties inhibit growth of nearby plants including nut trees

Pine Trees

Acidify soil significantly which hazelnuts cannot tolerate, compete for nutrients

Nutrition Facts

Per 100g serving (USDA FoodData Central)

13.50gProtein
8.41gFiber
3.46mgIron
Notes from the garden

A greener inbox, occasionally.

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