Problems

Anthurium Problems: Causes & Quick Fixes

Quick answer

Anthurium is prone to 20 common issues - each link below is a plant-specific fix guide.

Anthurium houseplant

Anthurium problems

Use the guides below to diagnose and fix common issues on Anthurium. Each problem page explains why it happens on this species and what to do first.

Or use our problem diagnosis tool to narrow down symptoms.

Common problems on Anthurium

Likely cause: Insufficient light or too little phosphorus; also caused by low humidity below 50%

Quick fix: Move to brighter indirect light; apply a phosphorus-rich fertilizer; raise humidity

Full fix guide →

Likely cause: Overwatering, especially in winter, is the most common cause

Quick fix: Allow soil to partially dry before next watering; check drainage

Full fix guide →

Likely cause: Dense soil or overwatering suffocates semi-epiphytic roots

Quick fix: Repot in chunky aroid mix with good aeration; trim all brown mushy roots

Full fix guide →

Likely cause: Low humidity or inconsistent watering causing tip desiccation

Quick fix: Raise humidity to 60%+; water before soil completely dries

Full fix guide →

Likely cause: Dry air in heated rooms allows mites to proliferate on leaf undersides

Quick fix: Shower leaves; apply neem oil spray; raise humidity

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Mealybugs

Medium

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Aphids

Medium

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Wilting

Medium

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Bud Drop

Medium

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Likely cause: Common on this plant type; confirm with recent watering, light, and root checks.

Quick fix: Inspect the plant and correct the most likely care stressor before stacking treatments.

Full fix guide →

Frequently asked questions

How often should I water Anthurium?

Water when the top inch of soil dries. Anthuriums like consistent moisture but cannot tolerate soggy roots. In practice, water every 5–7 days in summer; every 10–14 days in winter. Check the top inch of soil; water when just dry. Reduce watering in winter but never allow to fully dry.

What light does Anthurium need?

Anthurium grows best in bright indirect light.

Is Anthurium toxic to pets?

Anthurium is toxic to cats, dogs, rabbits, birds, horses, turtles, and tortoises. Keep out of reach of curious pets and choose pet-safe alternatives for accessible spots.

How do I propagate Anthurium?

Propagate Anthurium from healthy stem or root divisions during active growth.

What soil is best for Anthurium?

Use chunky, well-aerated aroid mix-anthuriums are semi-epiphytic. A good mix includes orchid bark (40%), potting soil (40%), perlite (20%). Excellent drainage; roots need air as much as moisture. Target soil pH around 5.5–6.5.

When should I repot Anthurium?

Repot Anthurium every 2 years or when roots escape the pot, ideally in spring. Signs it needs a bigger pot: roots circling the base, plant drying out rapidly, leaf growth slowing despite good conditions.

Why does my Anthurium have no flowers?

Insufficient light or too little phosphorus; also caused by low humidity below 50% Quick fix: Move to brighter indirect light; apply a phosphorus-rich fertilizer; raise humidity

How this Anthurium problems guide is reviewed?

Editorial policyReview board

Written by · Reviewed by LeafyPixels Review Board · Updated June 29, 2026

This Anthurium problems problem guide was researched and written by . Problems symptoms on Anthurium, lookalike causes, and step-by-step fixes are cross-checked against extension pest, disease, and care references before publication.

We prioritize sources that hold up under scrutiny:

  • University cooperative extension bulletins and fact sheets (Penn State, Clemson, UMD, NC State, and similar programs)
  • Botanical garden and horticultural society publications
  • Peer-reviewed plant science and veterinary toxicology references where pet safety matters (including ASPCA Animal Poison Control)
  • Established reference works on indoor plant culture

The LeafyPixels editorial team then reviews the draft for clarity, step-by-step usefulness, and fit with real apartment and home conditions-not ideal greenhouse setups. When guidance changes materially, we update the page and note the revision date.


Sources used

  1. 1,500 to 2,000 foot-candles (n.d.) EP159. [Online]. Available at: https://edis.ifas.ufl.edu/publication/EP159 (Accessed: 29 June 2026).
  2. 60 to 80% relative humidity (n.d.) Anthurium Andraeanum. [Online]. Available at: https://plants.ces.ncsu.edu/plants/anthurium-andraeanum/ (Accessed: 29 June 2026).
  3. about 1/8 inch long (n.d.) Fungus Gnats In Indoor Plants. [Online]. Available at: https://extension.psu.edu/fungus-gnats-in-indoor-plants (Accessed: 29 June 2026).
  4. Apply every five to seven days (n.d.) Jan 23 2022 Fungus Gnats. [Online]. Available at: https://extension.okstate.edu/programs/gardening/grow-gardening-columns/grow-columns-2022/jan-23-2022-fungus-gnats (Accessed: 29 June 2026).
  5. ASPCA Animal Poison Control Center (n.d.) Animal Poison Control. [Online]. Available at: https://www.aspca.org/pet-care/animal-poison-control (Accessed: 29 June 2026).
  6. ASPCA Animal Poison Control Center at (888) 426-4435 (n.d.) Aspca Poison Control. [Online]. Available at: https://www.aspca.org/pet-care/aspca-poison-control (Accessed: 29 June 2026).
  7. bright indirect light (n.d.) Online resource. [Online]. Available at: https://hgic.clemson.edu/?s=indoor+plants+light+requirements (Accessed: 29 June 2026).
  8. Clemson HGIC notes that soaps may wash away desirable wax on bluish or waxy-coated plants (n.d.) Insecticidal Soaps For Garden Pest Control. [Online]. Available at: https://hgic.clemson.edu/factsheet/insecticidal-soaps-for-garden-pest-control/ (Accessed: 29 June 2026).
  9. colonizing *Anthurium andraeanum* (n.d.) PMC3764532. [Online]. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC3764532/ (Accessed: 29 June 2026).
  10. evenly moist, well-drained organic mix (n.d.) PlantFinderDetails. [Online]. Available at: https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c794 (Accessed: 29 June 2026).