Deerwood Tree

filicium decipiens

Also known as: ["False Blackwood","False Blackwood Tree"]

Family: Sapindaceae Genus: Filicium Category: Trees

Overview

A medium-sized evergreen tree native to Sri Lanka, notable for its dense, dark green foliage and hard, durable wood.

Benefits & Perks

["shade tolerant","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Sapindales
Family: Sapindaceae
Genus: Filicium
Botanical Name: Filicium decipiens

Plant Characteristics

Basic Information
  • Category: Trees
  • Suitable Location: outdoor garden in tropical or subtropical regions, protected from strong winds
  • Suitable For:
    Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"15–35°C"}
  • Hardiness: {"zones":"10–12"}
  • Misting: every 2–3 days in dry indoor environments, rarely required outdoors
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining potting mix with added perlite or sand for aeration.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Annually in late winter or early spring; light pruning can be done as needed year-round.
  • Pruning Intensity: Moderate; remove up to one-third of growth if necessary, but avoid heavy pruning on young plants.
Care Details

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

Sunlight Tolerance Tips:
Acclimate gradually to intense sunlight to avoid scorching; protect from direct afternoon sun; adjust placement based on indoor/outdoor conditions.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor soil conditions or improper watering.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

partial shade to full sun

Rotate plant weekly for even growth; use sheer curtains to filter harsh sunlight; avoid placing near east-facing windows in summer.

Watering

every 7–10 days during active growth, reducing to every 14–21 days in winter

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

Soil

well-draining, loamy soil with organic matter

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

Use a mix with good aeration; avoid heavy clay soils; ensure pots have drainage holes.

Temperature

Prefers 65–85°F (18–29°C); tolerates brief dips to 50°F (10°C) but thrives in warm, stable conditions.

Avoid sudden temperature changes; protect from drafts; maintain stable conditions during flowering.

Fertilizing

every 4–6 weeks during spring and summer with balanced liquid fertilizer, none in winter

Fertilize only when actively growing; flush soil occasionally to prevent salt buildup; avoid overfertilizing.

Propagation

Methods

Stem cuttings or seeds; stem cuttings are more reliable for home growers.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting.
  2. Remove lower leaves.
  3. Apply rooting hormone.
  4. Plant in medium.
  5. Keep moist and warm.

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

Environment

Warm, humid environment with indirect light; maintain consistent moisture.

Medium

Well-draining mix of peat, perlite, and sand; can also use water propagation for cuttings.

Hormone

Rooting hormone is recommended to improve success rates.

Timeline

Roots may develop in 4–8 weeks; establishment may take several months.

Tools Needed

Pruning shears, rooting hormone, small pots, misting spray bottle.

Quick Tips

Use healthy, non-flowering stems; maintain high humidity with a plastic cover; avoid direct sunlight.

Pruning & Repotting

Pruning Guide
Method

Use clean cuts just above a leaf node or branch junction; remove crossing or inward-growing branches.

Pruning Plan

Prune to maintain shape, encourage bushiness, and remove dead/diseased growth; focus on structural improvement.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools; prune during dormancy; remove dead/diseased parts; shape evenly.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

Increase pot size by 2–3 inches in diameter; ensure good drainage.

Method

Remove plant gently; trim roots if crowded; place in a slightly larger pot with fresh soil; water lightly.

Suggestions

Repot every 2–3 years or when roots fill the pot; necessary to refresh soil and provide space.

Checklist

Check root bound status; prepare new pot with drainage; trim roots if needed; use fresh soil mix.

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, ensuring even moisture distribution; water early in the morning to minimize evaporation; ensure excess water drains away to prevent waterlogging.

Pro Tip: Use a watering can with a narrow spout to target the root zone precisely.
Watering Schedule Tips

Water deeply once the top inch of soil feels dry; reduce frequency in winter to prevent root rot.

Soil Improvement

Add perlite or coarse sand to improve drainage; incorporate organic matter like compost for fertility.

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves (cold stress), leaf drop (heat stress), stunted growth (extremes).

Cold Stress

Slows growth, causes leaf yellowing, and may lead to root damage in prolonged cold.

Solution: Move to a warmer location, insulate pots, and avoid cold drafts; water less during cold periods.

Hot Stress

Leaves may wilt, curl, or scorch; growth may slow under excessive heat.

Solution: Provide shade during peak heat, increase humidity, and water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Check growth phase; dilute fertilizer; apply to moist soil; rinse pot 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 Filicium decipiens may indicate nutrient deficiencies, overwatering, or pest infestations, affecting the plant's photosynthetic efficiency and overall health.

Wilting in Filicium decipiens can be caused by water stress, either due to under or overwatering, leading to reduced turgor pressure and potential root damage.

Leaf spots on Filicium decipiens may be caused by fungal or bacterial infections, leading to reduced photosynthesis and potential leaf drop.

Rotting, particularly root or stem rot, in Filicium decipiens is often associated with excessive moisture and poor drainage, leading to decay and potential plant death.

Toxicity Warning

Cats
Non-toxic

Filicium decipiens is not known to be toxic to cats. There are no documented cases of adverse effects in felines after ingestion.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for cats interacting with Filicium decipiens.
Dogs
Non-toxic

Filicium decipiens is not known to be toxic to dogs. There are no documented cases of adverse effects in canines after ingestion.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for dogs interacting with Filicium decipiens.
Humans
Non-toxic

Filicium decipiens is generally considered non-toxic to humans. There are no known toxic effects or physiological impacts associated with this plant.

⚡ Toxic If:

if eaten

No specific safety precautions are necessary for human interaction with Filicium decipiens.

Frequently Asked Questions

Q: Is Filicium decipiens suitable for indoor cultivation?

A: No, it is a large tree best suited for outdoor landscapes.

Q: Does the Deerwood Tree produce any edible parts?

A: No, it is not known for producing edible fruits or other parts.

Q: How fast does Filicium decipiens grow?

A: It has a moderate growth rate, typically gaining about 1–2 feet per year under optimal conditions.

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