How to Grow Corabel Hazelnut
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Corabel Hazelnut
Corylus avellana 'Corabel'
shrubCorabel is a compact, disease-resistant hazelnut cultivar developed in Europe, known for its high-yielding ability and excellent flavor. It produces medium-sized nuts with thin shells and good kernel quality, making it ideal for home gardens with limited space. This variety is a self-fertile pollinizer, though production improves with cross-pollination from compatible cultivars.
When should you plant Corabel Hazelnut in your zone?
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Example Corabel Hazelnut timeline · Pittsburgh, PA (Zone 6b)
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Plant Corabel Hazelnut
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Corabel Hazelnut
Late summer into fallBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Corabel Hazelnut dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 4-8, with best production in zones 5-7
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Get my Corabel Hazelnut timeline →Growth Stages
Establishment
Year 1Young shrub with limited branching, focus on developing root system and main framework
Water regularly, stake if needed, prune lightly to establish 3-4 main shoots. Remove flower buds first year to redirect energy to growth.
Structural Development
Years 2-3Multiple branches developing, gradually increasing in girth and canopy density
Continue shaping with light pruning. Remove crossing or inward-growing branches. Maintain open vase shape for air circulation.
Flowering
Late January to MarchMale catkins appear in late winter (January-February); female flowers are small, red, inconspicuous. Catkins elongate before pollen release.
No special care needed; wind pollinates flowers. Ensure compatible pollinizer nearby if possible. Avoid pruning during flowering.
Nut Development
March through AugustSmall green nuts develop at branch tips, enclosed in leafy husks. Nuts enlarge through spring and summer.
Maintain consistent moisture. Apply balanced fertilizer in spring. Watch for pests and diseases. Thin crowded clusters if desired.
Maturation & Harvest
August through OctoberNuts reach full size, shells harden, husks turn brown and open, revealing mature hazelnuts
Stop supplemental watering 2-3 weeks before harvest to concentrate flavors. Allow nuts to drop naturally or shake branches onto tarps.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with insecticidal soap or neem oil; encourage natural predators like ladybugs; prune affected shoots
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Collect and destroy fallen nuts before emergence; apply spinosad in summer; maintain good orchard sanitation
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Monitor in spring; use horticultural oil spray; avoid excess nitrogen fertilization
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Improve air circulation through pruning; apply sulfur dust or fungicide spray; select resistant varieties like Corabel
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Prune out infected branches 12 inches below cankers; sterilize tools; select resistant varieties; avoid high-humidity conditions
Uses
Nut snacking and cooking
CulinaryCorabel hazelnuts are prized for eating fresh or roasted, with sweet, rich flavor. They are widely used in baking, confections, pralines, and hazelnut spreads. [source]
Oil production
CulinaryCold-pressed hazelnut oil is used in gourmet cooking and salad dressings, prized for its nutty flavor and nutritional profile. [source]
Nutritional health
MedicinalHazelnuts are rich in heart-healthy monounsaturated fats, antioxidants (vitamin E), and minerals (magnesium, copper). They support cardiovascular and metabolic health. [source]
Wood and craft
HouseholdHazelnut branches are traditionally used for dowsing rods and flexible basket weaving due to their strong, pliable wood. [source]
Wildlife food source
WildlifeHazelnuts provide valuable fall nutrition for squirrels, deer, and other wildlife. The plant also offers cover and nesting habitat. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Hazelnuts mature in August-September. Nuts are ready when husks split and nuts fall to ground or shake free easily. Harvest daily or weekly by hand-gathering or shaking branches onto tarps. Cure nuts in cool, well-ventilated area for 2-3 weeks before storage. Discard any moldy or damaged nuts. Store in cool (32-35°F), dry conditions for extended shelf life.
Fun Facts
- 🌱 Corabel is one of the few self-fertile hazelnut cultivars, meaning it can set fruit alone, though cross-pollination with other hazelnut varieties increases yields significantly.
- 🌱 Hazelnut pollen must travel by wind, and male catkins can release pollen for several weeks in late winter—long before visible female flowers appear.
- 🌱 Hazelnuts have been cultivated for over 5,000 years and were sacred to Celtic cultures, symbolizing wisdom and protection.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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