Spathiphyllum cochlearispathum

Peace Lily

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Taxonomy

Common Names

Peace LilyCochlear Spathe Peace Lily

Context

nativeRegion

Tropical Americas, primarily southern Mexico to northwestern South America.

usdaZones

10–12 (grown as a houseplant in cooler regions)

companionPlants

Philodendron, Anthurium, Calathea

culturalUses

Popular ornamental indoor plant, valued for air purification and symbolic 'peace lily' association.

Care

LightPrefers bright, indirect light but tolerates lower light conditions, avoiding direct sun.

WateringKeep soil consistently moist but not soggy; allow the top 1-2 cm to dry between waterings.

SoilWell-draining, peat-based potting mix with good aeration.

FertilizerFeed monthly during spring and summer with a balanced, diluted liquid fertilizer.

HumidityPrefers moderate to high humidity; mist leaves or place near a humidifier if air is dry.

TemperatureIdeal range is 18–27°C (65–80°F); protect from drafts and cold.

HabitEvergreen, herbaceous perennial with dense, clumping growth.

Mature SizeTypically 0.6–1 m tall (2–3 ft) and 0.5–0.8 m wide (1.5–2.5 ft).

Growth RateModerate growth rate under optimal conditions.

BloomingProduces distinctive white spathes seasonally, mainly spring and occasionally throughout the year.

DormancyNo true dormancy; slight slowdown in growth in cooler months.

MethodsDivision, Tissue culture

DifficultyEasy

Best SeasonSpring or early summer

PruningTrim spent flowers and yellowing leaves as needed.

RepottingRepot every 1–2 years or when rootbound.

Pests & DiseasesWatch for spider mites, aphids, mealybugs, and occasional fungal leaf spots.

ToxicityMildly toxic to pets and humans if ingested.

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