Spathiphyllum patinii

peace lily

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Taxonomy

Common Names

peace lilywhite sail plant

Context

nativeRegion

Tropical regions of the Americas, especially Colombia and Venezuela.

usdaZones

10–12 (commonly grown as a houseplant outside these zones).

companionPlants

Calathea, Anthurium, Philodendron, Pothos

culturalUses

Popular as an indoor air-purifying plant; often given as a gift for peace and sympathy.

Care

LightBright, indirect light; tolerates low light but grows best with filtered sun.

WateringKeep soil consistently moist but not soggy; water when the top inch of soil dries out.

SoilWell-draining, rich potting mix; a peat-based mix is ideal.

FertilizerFeed monthly during the growing season with a balanced, diluted liquid fertilizer.

HumidityPrefers high humidity; mist regularly or use a humidity tray if indoor air is dry.

TemperatureThrives between 18-27°C (65-80°F); protect from cold drafts and temperatures below 12°C (54°F).

HabitClump-forming, evergreen, herbaceous perennial.

Mature Size40–60 cm (16–24 in) tall and wide.

Growth RateModerate growth rate.

BloomingProduces white spathes (flower-like bracts) mainly in spring and sometimes sporadically year-round indoors.

DormancyNo true dormancy; slows growth in winter.

MethodsDivision, Rarely from seed

DifficultyEasy via division

Best SeasonSpring or early summer

PruningRemove spent flowers and yellowing leaves to maintain appearance.

RepottingRepot every 1-2 years or when root-bound.

Pests & DiseasesOccasional mealybugs, spider mites, and root rot if overwatered.

ToxicityMildly toxic to pets and humans if ingested.

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