True Cinnamon

cinnamomum verum

Also known as: ["Ceylon Cinnamon","True Cinnamon"]

Family: Lauraceae Genus: Cinnamomum Category: Herbs & Weeds

Overview

An evergreen tree native to Sri Lanka, prized for its aromatic bark used as a spice.

Benefits & Perks

["culinary herb","fragrant flowers","medicinal use"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Laurales
Family: Lauraceae
Genus: Cinnamomum
Botanical Name: Cinnamomum verum

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: indoor pot in a bright, humid location or sheltered outdoor spot
  • Suitable For:
    Collectors & Enthusiasts Culinary Herb Fragrance Lovers
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"15–30°C"}
  • Hardiness: {"zones":"9–11"}
  • Misting: every 2–3 days to maintain humidity, especially in dry environments
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining potting mix with organic matter, such as peat or compost.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Light pruning as needed; major pruning in late winter/early spring.
  • Pruning Intensity: Moderate; remove up to one-third of growth if necessary.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerate partial shade but avoid direct sun.

Sunlight Tolerance Tips:
Acclimate gradually to new light conditions, protect from harsh midday sun, adjust indoor placement for seasonal light changes.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor soil or drainage issues.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

partial shade to full shade

Rotate plant weekly for even growth; use sheer curtains to filter direct light; move outdoors in spring/summer for stronger light.

Watering

every 7–10 days, allowing soil to dry slightly between waterings

Water thoroughly until it drains from the bottom, allow soil to dry between waterings, avoid letting the plant sit in water.

Soil

well-draining, loamy, slightly acidic soil

pH: Slightly acidic to neutral (pH 5.5–7.0).

Use a mix with good drainage; avoid heavy clay soils; top-dress with compost annually.

Temperature

Prefers 65–80°F (18–27°C); cooler temperatures (50–60°F) tolerated in winter but avoid frost.

Avoid sudden temperature changes; protect from drafts; maintain stable indoor temperatures.

Fertilizing

every 4–6 weeks during growing season (spring and summer)

Fertilize only when actively growing; flush soil occasionally to prevent salt buildup; avoid over-fertilizing.

Propagation

Methods

Stem cuttings in spring/summer.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting, remove lower leaves, apply rooting hormone, plant in medium, maintain humidity.

Best Time: Spring or early summer when the plant is actively growing.

Environment

High humidity (70–90%), warm temperatures (70–75°F), indirect light.

Medium

Well-draining mix of peat and perlite or cactus mix.

Hormone

Rooting hormone recommended for faster rooting.

Timeline

Roots in 4–8 weeks; establish in new pot after 3–6 months.

Tools Needed

Pruning shears, rooting hormone, small pots, plastic wrap or propagator.

Quick Tips

Use healthy, non-flowering stems; maintain consistent moisture; provide bottom heat for faster rooting.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips, cut just above leaf nodes, thin out dense areas.

Pruning Plan

Remove dead/damaged growth, shape the plant, encourage bushier growth, improve air circulation.

Tools

Pruning shears, sharp knife, disinfectant.

Checklist

Disinfect tools, prune dead/damaged growth, shape plant, clean up debris.

Repotting Guide
Best Season

Early spring before new growth begins.

Pot Size

Increase pot size by 2–3 inches in diameter.

Method

Remove plant gently, trim roots if needed, place in new pot with fresh soil, water lightly.

Suggestions

Repot every 2–3 years or when roots outgrow the pot; promotes fresh soil and growth.

Checklist

Check root bound status, prepare new pot, trim roots, use fresh soil, water lightly.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture, water thoroughly, ensure drainage, adjust for season.

How to Apply Water Properly

Water directly at the root zone, ensure water penetrates deeply, allow excess to drain, water in the morning to reduce evaporation.

Pro Tip: Use room temperature water to avoid shocking the roots.
Watering Schedule Tips

Water when the top 1–2 inches of soil are dry; reduce frequency in winter to prevent root rot.

Soil Improvement

Add perlite or sand for drainage, incorporate compost for fertility, ensure aeration with chunky ingredients.

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves, leaf drop, stunted growth, or browning leaf edges.

Cold Stress

Slows growth, causes leaf drop, may lead to root damage if temperatures drop below 50°F.

Solution: Move to a warmer location, insulate pots, avoid cold drafts, protect from frost.

Hot Stress

Wilting, leaf scorch, reduced growth, or premature leaf drop in excessive heat.

Solution: Provide shade, increase humidity, water more frequently, avoid placing near heat sources.

Fertilizing Guide
Fertilizing Checklist

Check growth phase, use diluted fertilizer, apply during growing season, flush soil periodically.

Fertilizing Method

Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); cease in fall/winter.

Common Problems & Solutions

Yellow leaves in Cinnamomum verum can indicate nutrient deficiencies, overwatering, or pest infestations, affecting photosynthesis and overall plant health.

Wilting in Cinnamomum verum is often a sign of water stress, either due to under or overwatering, which can lead to root damage and reduced nutrient uptake.

Leaf spots on Cinnamomum verum may be caused by fungal or bacterial infections, leading to reduced photosynthetic efficiency and potential leaf drop.

Rotting, particularly root rot, can occur in Cinnamomum verum due to excessive moisture, leading to decay of root systems and eventual plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats are more sensitive to cinnamon than dogs. Ingestion of large amounts can lead to irritation of the mouth, throat, and gastrointestinal tract due to the presence of cinnamaldehyde and coumarin.

⚠️ Symptoms:
vomiting difficulty breathing oral irritation
🌿 Toxic Parts:
bark essential oil
⚡ Toxic If:

if ingested in large quantities

Avoid using cinnamon products around cats; seek veterinary care immediately if ingestion is suspected.
Dogs
Slightly Toxic

While small amounts of cinnamon are generally safe for dogs, large quantities can cause gastrointestinal upset due to the irritant effects of cinnamaldehyde and coumarin.

⚠️ Symptoms:
vomiting diarrhea loss of appetite
🌿 Toxic Parts:
bark essential oil
⚡ Toxic If:

if ingested in large quantities

Keep cinnamon products out of reach of pets; consult a veterinarian if ingestion occurs.
Humans
Non-toxic

Cinnamomum verum, commonly known as true cinnamon, is generally considered non-toxic for humans when used in culinary amounts. However, excessive consumption of its essential oil or large quantities of the bark may lead to adverse effects due to the presence of cinnamaldehyde and coumarin.

⚠️ Symptoms:
nausea vomiting dizziness rash
🌿 Toxic Parts:
essential oil bark
⚡ Toxic If:

if consumed in excessive amounts

Use in moderation; avoid ingestion of concentrated forms such as essential oil unless under medical supervision.
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: Is true cinnamon safe for pets?

A: Yes, true cinnamon is non-toxic to dogs and cats in small amounts.

Q: How do I grow Cinnamomum verum?

A: It requires warm, humid conditions, partial shade, and well-drained soil.

Q: Can I use the leaves of Cinnamomum verum?

A: Yes, the leaves are also aromatic and can be used in cooking or for tea.

Quick Reference
Family: Lauraceae
Care: moderate
Light: partial shade to full shade
Water: every 7–10 days, allowing so
Suitable For: ["collectors/enthusiasts","culinary herb","fragrance lovers"]
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