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The Chartreuse Sunroom

Moonlight Philodendron

Philodendron - sold as Moonlight

The named Moonlight hybrid forms an upright crown of elongated lime-green leaves that mature to softer green. Give this self-heading philodendron bright indirect light and a draining potting mix.

Explore the care guide
Botanical illustration

Care at a glance

Know your plant

Philodendron belongs to Araceae. [9]

NC State describes the named Moonlight hybrid as self-heading, with a short stem and elongated lime-green leaves that mature greener. [9]

Light

Choose bright indirect light, protected from hot direct sun. [9]

Watering

  1. Feel the mix surface; water when it has just dried. [13]

  2. Water evenly, let excess escape, then empty the saucer or cover pot. [1]

Soil and pot choice

Use a porous, draining houseplant mix and a pot with drainage holes. [1][2]

Temperature and humidity

Keep the plant away from cold drafts and hot radiators. [3]

Moderate indoor humidity suits philodendrons. [9]

Feeding

During active growth, use a liquid houseplant fertilizer according to its label. Pause feeding when growth rests. [8]

Repotting

  1. Repot when roots crowd the container. Choose a slightly larger pot. [8][2]

  2. Use fresh medium, keep the plant at its existing depth and water it in. Let excess drain. [2]

Propagation

  1. If offsets form, gently separate a rooted offset, preserving its attached roots. [14][15]

  2. Pot the offset in fresh, draining mix at its existing depth. Water it in and allow excess to drain. [2][1]

  3. Another method uses a healthy stem section with at least two nodes, rooted in water or perlite. Sections with aerial roots can establish more readily. [14]

Pruning and foliage care

Self-heading forms generally need no climbing support or structural pruning. [13]

Problems and checks

Wilt or yellowing

Possible causes
  • Moisture stress or root damage.
Checks to distinguish them
  • Check moisture and drainage.
Low-risk next step
Water dry roots; restore drainage around persistently wet roots.
When to seek expert help
Seek advice for soft roots or continued decline.
Sources for these checks

Check moisture first. [3]

Scorched leaf patches

Possible causes
  • Excessive direct sun.
Checks to distinguish them
  • Check sun exposure.
Low-risk next step
Move behind filtered light.
When to seek expert help
Seek advice if injury spreads.
Sources for these checks

Review light exposure. [3]

Cottony clusters, bumps or webbing

Possible causes
  • Mealybugs, scale or mites.
Checks to distinguish them
  • Inspect leaf undersides and stem joints.
Low-risk next step
Separate the plant; identify the pest before treatment.
When to seek expert help
Seek advice for a spreading infestation.
Sources for these checks

Inspect pest signs closely. [4]

Seasonal indoor care

As winter growth slows, reduce watering frequency while continuing to check the mix. [8]

Children and pets

Safety

Philodendrons are toxic to cats and dogs. Chewing can cause painful mouth irritation and swelling. Keep plants, fallen leaves and cuttings away from pets that chew them. [16]

Chewing philodendron can irritate the mouth and throat. Seek urgent medical care for lip or tongue swelling or difficulty breathing or swallowing. [17]

Wear gloves when cutting, and keep sap away from skin and eyes. [13][17]

For suspected poisoning or signs of illness, contact your veterinarian or ASPCA Poison Control at 888-426-4435. Provide the botanical name. [5]

Keep plants, cuttings and loose potting material beyond young children’s reach. Keep the botanical name with the pot. [6]

For human plant ingestion in the United States, call Poison Control at 1-800-222-1222. Elsewhere, contact your local poison service. Call emergency services for breathing difficulty, seizures, collapse or inability to awaken. [7]

Similar plants

Moonlight is described with upright growth and lime-green new foliage. [9]

Brasil is described with irregular yellow-green bands on dark green leaves. [11]

Brandtianum has silver-marked juvenile heart-shaped leaves on climbing stems. [12]

Sources

  1. Watering Indoor Plants

    University of Maryland Extension

    Accessed October 5, 2026 · Updated: 2023-03-10

  2. Repotting houseplants

    University of Illinois Extension

    Accessed October 5, 2026

  3. Diagnosing Houseplant Problems from Improper Environmental Conditions

    Iowa State University Extension and Outreach

    Accessed October 5, 2026 · Updated: Last reviewed January 2024

  4. Diagnosing Houseplant Problems Caused by Insect Pests

    Iowa State University Extension and Outreach

    Accessed October 5, 2026 · Updated: Last reviewed January 2024

  5. ASPCA Poison Control

    ASPCA Poison Control

    Accessed October 5, 2026

  6. Poisonous and non-poisonous plants: An illustrated list

    National Capital Poison Center

    Accessed October 5, 2026

  7. Get help online or by phone

    National Capital Poison Center

    Accessed October 5, 2026

  8. How to Care for Houseplants

    Iowa State University Extension and Outreach

    Accessed October 5, 2026 · Updated: Last reviewed October 2023

  9. Philodendron - Extension Gardener Plant Toolbox

    NC State Extension

    Accessed October 5, 2026

  10. Philodendron Moonlight - RHS name record

    Royal Horticultural Society

    Accessed October 5, 2026

  11. Philodendron plant named Brasil - USPP12956P2

    United States Patent and Trademark Office - Ruben Ernesto Acosta

    Accessed October 5, 2026 · Publisher date: 2002-09-17

  12. Philodendron brandtianum - RHS Plant Profile

    Royal Horticultural Society

    Accessed October 5, 2026

  13. How to grow philodendrons

    Royal Horticultural Society

    Accessed October 5, 2026

  14. How do I propagate philodendron?

    Iowa State University Extension and Outreach - Aaron Steil

    Accessed October 5, 2026 · Updated: 2024-03-19

  15. How to Propagate Houseplants by Division and Offsets

    Iowa State University Extension and Outreach - Aaron Steil

    Accessed October 5, 2026 · Updated: Last reviewed January 2025

  16. Philodendron Pertusum

    ASPCA Poison Control

    Accessed October 5, 2026

  17. Philodendron

    Queensland Poisons Information Centre

    Accessed October 5, 2026 · Updated: November 2024