Kadam Tree

neolamarckia cadamba

Also known as: ["Anthocephalus cadamba","Kadam"]

Family: Rubiaceae Genus: Neolamarckia Category: Trees

Overview

A large tropical tree known for its fragrant, spherical flowers and broad, evergreen leaves.

Benefits & Perks

["fragrant flowers","wildlife attractant (bees, butterflies, birds)","fast growing"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Gentianales
Family: Rubiaceae
Genus: Neolamarckia
Botanical Name: Neolamarckia cadamba

Plant Characteristics

Basic Information
  • Category: Trees
  • Suitable Location: outdoor garden in tropical or subtropical regions
  • Suitable For:
    Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"20–35°C"}
  • Hardiness: {"zones":"10–12"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Well-draining to prevent waterlogging.
  • Soil Type: Rich, well-draining potting mix with added organic matter like compost or coco coir.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: high
  • Pruning Frequency: Light pruning can be done anytime; major pruning in late winter or early spring before new growth begins.
  • Pruning Intensity: Moderate; remove up to one-third of old growth if needed to rejuvenate the plant.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates partial shade but may grow leggy in low light.

Sunlight Tolerance Tips:
Acclimate gradually to intense light to avoid scorching; protect from direct afternoon sun, especially in hot climates.

Warning Signs: Yellowing leaves with brown tips, root rot, or stunted growth indicate poor soil conditions or overwatering.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

Rotate plant weekly for even growth; use sheer curtains to filter harsh sunlight.

Watering

every 7–10 days during growing season, reduce in winter

Water thoroughly until it drains from the bottom, allow soil to dry between waterings, and avoid overwatering.

Soil

well-draining, fertile loam

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

Ensure pots have drainage holes; avoid compacted soil by mixing in organic matter.

Temperature

Thrives in warm conditions, 65–85°F (18–29°C); prefers stable temperatures and dislikes drafts.

Avoid sudden temperature shifts; maintain consistent warmth; protect from cold drafts.

Fertilizing

every 2–3 months during active growth

Always water before fertilizing to prevent root burn; flush soil occasionally to prevent salt buildup.

Propagation

Methods

Stem cuttings or air layering; stem cuttings are more common for home growers.

Step-by-Step Propagation Guide
  1. Select a healthy stem, cut below a node, 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 (75–85°F), and indirect light.

Medium

Well-draining mix of peat, perlite, and sand or a standard potting mix with added drainage material.

Hormone

Rooting hormone is recommended to improve success rates.

Timeline

Roots typically develop in 4–8 weeks; new growth may appear after 2–3 months.

Tools Needed

Pruning shears, rooting hormone, plastic bag or propagator, misting bottle.

Quick Tips

Keep soil consistently moist but not waterlogged; provide bottom heat for faster rooting.

Pruning & Repotting

Pruning Guide
Method

Use clean cuts just above a leaf node or branch junction; avoid leaving stubs.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or diseased branches.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools, prune selectively, remove dead/diseased parts, clean up debris.

Repotting Guide
Best Season

Early spring before the active growing season begins.

Pot Size

Choose a pot 1–2 inches larger in diameter than the current one.

Method

Remove plant gently, trim roots if necessary, place in a new pot with fresh soil, water lightly after repotting.

Suggestions

Repot every 2–3 years or when roots outgrow the pot; beneficial for young, rapidly growing plants.

Checklist

Prepare new pot, trim roots if needed, use fresh soil, water lightly, place in shade for a few days.

Advanced Care Tips

Watering Mastery
Watering Checklist

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

How to Apply Water Properly

Water directly at the root zone, ensuring even moisture distribution; water early in the morning to minimize evaporation and allow foliage to dry.

Pro Tip: Use a watering can with a narrow spout to target the soil without splashing leaves.
Watering Schedule Tips

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

Soil Improvement

Add perlite or coarse sand for drainage; incorporate compost for fertility and structure.

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves, leaf drop, or stunted growth in response to sudden temperature changes.

Cold Stress

Leaves may wilt, turn yellow, or drop; growth slows or halts in temperatures below 60°F (15°C).

Solution: Move to a warmer location, insulate pots, and avoid placing near cold drafts or windows.

Hot Stress

Wilting, leaf scorch, or brown leaf edges due to excessive heat and dryness.

Solution: Increase humidity, provide shade during peak heat, and water more frequently without overwatering.

Fertilizing Guide
Fertilizing Checklist

Check season, dilute correctly, water before feeding, avoid foliage contact.

Fertilizing Method

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

Common Problems & Solutions

Yellowing leaves in Neolamarckia cadamba can indicate nutrient deficiencies, overwatering, pests, or diseases, affecting the plant's photosynthetic efficiency and overall health.

Wilting in Neolamarckia cadamba is often a sign of water stress, either due to insufficient watering or root issues like rot, leading to reduced turgor pressure and potential plant death if not addressed.

Leaf spots on Neolamarckia cadamba are typically caused by fungal or bacterial infections, leading to reduced photosynthesis, premature leaf drop, and potential spread to other parts of the plant.

Rotting, particularly root rot, in Neolamarckia cadamba is commonly caused by overwatering or poor drainage, leading to decay of root tissues, nutrient uptake failure, and eventual plant decline.

Toxicity Warning

Cats
Non-toxic

Neolamarckia cadamba is not known to be toxic to cats. There are no documented cases of adverse effects from ingestion or contact with this plant.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for keeping this plant around cats.
Dogs
Non-toxic

Neolamarckia cadamba is not known to be toxic to dogs. There are no documented cases of adverse effects from ingestion or contact with this plant.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for keeping this plant around dogs.
Humans
Non-toxic

Neolamarckia cadamba, commonly known as the Kadam tree, is generally considered non-toxic to humans. There are no known toxic effects or physiological impacts associated with the consumption or handling of this plant.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for handling or growing this plant around humans.

Frequently Asked Questions

Q: Is the Kadam Tree suitable for urban planting?

A: Yes, it is well-suited for urban landscapes due to its fast growth and ability to thrive in tropical climates.

Q: Does the Kadam Tree require full sun?

A: Yes, it prefers full sun to partial shade for optimal growth.

Q: Are the flowers of the Kadam Tree edible?

A: The flowers are not typically consumed, though they are fragrant and attract pollinators.

Quick Reference
Family: Rubiaceae
Care: moderate
Light: full sun to partial shade
Water: every 7–10 days during growi
Suitable For: ["outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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