Cornelian Cherry

cornus mas

Also known as: ["Cornelian Cherry Dogwood","European Cornel"]

Family: Cornaceae Genus: Cornus Category: Shrubs

Overview

A deciduous shrub or small tree known for its early spring yellow flowers and edible red fruits.

Benefits & Perks

["edible fruits","aesthetic foliage","wildlife attractant (bees, butterflies, birds)","drought tolerant"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Cornales
Family: Cornaceae
Genus: Cornus
Botanical Name: Cornus mas

Plant Characteristics

Basic Information
  • Category: Shrubs
  • Suitable Location: outdoor garden, adaptable to various soil types
  • Suitable For:
    Beginners Collectors & Enthusiasts Children & Families Elderly Gardeners Outdoor Landscapers Edible Gardeners Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"–25–40°C"}
  • Hardiness: {"zones":"4–8"}
  • Misting: rarely required
  • Drainage: Moderate to fast-draining.
  • Soil Type: Well-draining, loamy soil with organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Annually in late winter or early spring before new growth begins.
  • Pruning Intensity: Moderate; remove up to one-third of old wood to rejuvenate the plant.
Care Details

Ideal Sunlight Coverage:
Full sun to partial shade (4–6 hours of direct sunlight daily). Tolerates light shade but produces more flowers and fruit in full sun.

Sunlight Tolerance Tips:
Acclimate plants gradually to full sun if moved from shade. Protect from intense midday sun in hot climates. Outdoor placement is ideal for optimal growth.

Warning Signs: Yellowing leaves (overwatering or poor drainage); stunted growth (nutrient deficiency or compacted soil).

Care Requirements

Care Difficulty
easy

moderate

Sunlight

full sun to partial shade

Rotate plant for even light exposure; use shade cloth in extreme heat; avoid direct sun on leaves during peak hours.

Watering

every 7–10 days during active growth, less frequently in winter

Water thoroughly but infrequently; ensure soil dries slightly between waterings; avoid waterlogging.

Soil

well-drained, loamy soil with moderate fertility

pH: Slightly acidic to neutral (pH 6.0–7.0).

Ensure soil is not compacted; avoid waterlogged conditions; amend with organic matter annually.

Temperature

Hardy in USDA zones 5–8. Prefers temperatures between 60–75°F (15–24°C). Tolerates winter lows to -20°F (-29°C) and summer highs to 90°F (32°C).

Protect from late frosts; water deeply before cold snaps; avoid placing near heat sources in winter.

Fertilizing

annually in early spring with a balanced slow-release fertilizer

Fertilize sparingly; avoid fertilizing in late summer to prevent new growth vulnerable to frost; water well after fertilizing.

Propagation

Methods

Softwood cuttings in summer or layering in spring.

Step-by-Step Propagation Guide
  1. Take 4–6 inch cuttings.
  2. Remove lower leaves.
  3. Dip in rooting hormone.
  4. Plant in medium.
  5. Keep moist and humid.

Best Time: Late spring to early summer for cuttings; early spring for layering.

Environment

High humidity (70–80%), warm temperatures (70–75°F), and bright indirect light.

Medium

Peat and perlite mix or cactus mix with added sand for drainage.

Hormone

Rooting hormone is recommended for faster and more reliable rooting.

Timeline

Roots develop in 4–8 weeks; new growth appears in 2–3 months.

Tools Needed

Pruning shears, rooting hormone, propagation tray, plastic wrap or dome, misting bottle.

Quick Tips

Use healthy, disease-free cuttings; maintain consistent moisture; provide bottom heat for faster rooting.

Pruning & Repotting

Pruning Guide
Method

Thinning cuts to open the canopy; heading cuts to shape branches.

Pruning Plan

Prune to maintain shape, remove dead or diseased wood, and encourage fruit production.

Tools

Pruning shears, loppers, saw (for larger branches), sterilizing solution.

Checklist

Sterilize tools; prune dead/diseased wood first; make clean cuts; avoid over-pruning.

Repotting Guide
Best Season

Early spring before active growth starts.

Pot Size

Increase pot size by 2–3 inches in diameter.

Method

Remove plant gently; trim roots if necessary; repot in fresh soil mix with good drainage; water thoroughly.

Suggestions

Repot every 2–3 years or when roots fill the container. Young plants may need repotting annually.

Checklist

Choose appropriate pot; prepare fresh soil mix; handle roots carefully; water after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture before watering; water deeply; ensure proper drainage; adjust seasonally.

How to Apply Water Properly

Water at the base of the plant, ensuring moisture reaches the root zone. Water early in the morning to minimize evaporation and allow foliage to dry.

Pro Tip: Use a soaker hose to deliver water directly to the roots, reducing runoff and waste.
Watering Schedule Tips

Water deeply once a week during spring and summer, reducing frequency in fall and winter. Adjust based on rainfall and soil moisture.

Soil Improvement

Add compost or well-rotted manure to improve fertility and structure; incorporate perlite or sand for drainage.

Temperature Stress Management
Signs of Temperature Issues

Leaf scorch in excessive heat; delayed bud break in cold springs; leaf drop or dieback in prolonged cold stress.

Cold Stress

Leaves may curl or turn brown; buds may not open; growth may slow or stop in extreme cold.

Solution: Mulch heavily around the base in winter; protect from harsh winds; avoid overwatering in cold conditions.

Hot Stress

Wilting, leaf scorch, or premature fruit drop; reduced flowering and fruit set.

Solution: Provide afternoon shade; increase watering frequency; use mulch to retain soil moisture.

Fertilizing Guide
Fertilizing Checklist

Use balanced fertilizer; apply in spring; avoid over-fertilization; water after application.

Fertilizing Method

Use a balanced, slow-release fertilizer in early spring before new growth. Apply again after flowering. Avoid high-nitrogen fertilizers.

Common Problems & Solutions

Yellowing leaves in Cornus mas may indicate nutrient deficiencies, overwatering, or pest infestations. It can also be a sign of chlorosis, often caused by iron deficiency in alkaline soils, affecting overall plant health and photosynthesis.

Wilting in Cornus mas can result from water stress, either due to drought or overwatering leading to root rot. It may also be caused by pest infestations or diseases affecting the vascular system, impairing water transport.

Leaf spots on Cornus mas are commonly caused by fungal or bacterial pathogens, leading to defoliation, reduced photosynthesis, and weakened plant vigor. Severe infections may affect the aesthetic value and health of the plant.

Rotting in Cornus mas, particularly root or stem rot, is often caused by fungal pathogens in waterlogged soils. This can lead to decay of plant tissues, reduced nutrient uptake, and eventual plant death if not addressed.

Toxicity Warning

Cats
Slightly Toxic

Cornus mas berries can cause mild gastrointestinal upset in cats if consumed in large quantities. The tannins present in the berries may lead to digestive disturbances, though severe toxicity is rare.

⚠️ Symptoms:
vomiting diarrhea decreased appetite
🌿 Toxic Parts:
berries
⚡ Toxic If:

if eaten in large quantities

Keep an eye on cats if they ingest berries. Consult a veterinarian if symptoms are severe or prolonged.
Dogs
Slightly Toxic

While Cornus mas berries are not highly toxic to dogs, ingestion in large quantities may cause mild gastrointestinal upset due to their tannin content. The physiological impact is generally limited to digestive disturbances.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
berries
⚡ Toxic If:

if eaten in large quantities

Monitor dogs if they consume berries. Seek veterinary advice if symptoms persist or worsen.
Humans
Non-toxic

Cornus mas berries are generally considered non-toxic to humans when consumed in moderation. However, excessive consumption may lead to mild gastrointestinal discomfort due to their high tannin content. The physiological impact is minimal and typically resolves without medical intervention.

⚠️ Symptoms:
nausea stomach discomfort diarrhea
🌿 Toxic Parts:
berries
⚡ Toxic If:

if eaten in large quantities

Consume berries in moderation. Individuals with sensitive digestive systems should exercise caution.
Important: Keep this plant out of reach of children and pets. If ingestion occurs, contact poison control or veterinary services immediately.

Frequently Asked Questions

Q: Are Cornus mas fruits edible?

A: Yes, the red fruits are edible and can be used in jams, syrups, and other culinary applications.

Q: Does Cornus mas attract wildlife?

A: Yes, it attracts bees, butterflies, and birds with its flowers and fruits.

Q: Is Cornus mas suitable for beginners?

A: Yes, it is relatively easy to grow and maintain, making it suitable for beginners.

Quick Reference
Family: Cornaceae
Care: easy
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["beginners","collectors/enthusiasts","children/families","elderly gardeners","outdoor landscapers","edible gardeners","wildlife supporters (attracts bees, butterflies, birds)"]
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