Kalanchoe blossfeldiana
Kalanchoe blossfeldiana
Flaming Katy
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Taxonomy
Family Crassulaceae · Genus Kalanchoe
Common Names
Flaming KatyChristmas KalanchoeWidow's-thrill
Context
nativeRegion
Madagascar
usdaZones
10-12 (typically grown as a houseplant elsewhere)
companionPlants
Aloe vera, Echeveria, Haworthia, Jade Plant (Crassula ovata)
culturalUses
Popular ornamental plant appreciated for its long-lasting flowers and use as a gift during holidays; occasional use in traditional cultures for decoration.
Care
Care Requirements
LightBright, indirect sunlight; can tolerate some direct light but avoid harsh afternoon sun.
WateringAllow soil to dry between waterings; water thoroughly but do not let sit in water. Reduce watering in winter.
SoilWell-draining, sandy or succulent potting mix.
FertilizerFeed with diluted balanced fertilizer every 4-6 weeks during active growth (spring and summer).
HumidityPrefers average household humidity; avoid extremely humid or damp locations.
TemperatureThrives in 60-85°F (16-29°C); protect from frost and cold drafts.
Growth & Life Cycle
HabitCompact, bushy succulent with upright stems.
Mature Size6-18 inches (15-45 cm) tall and wide.
Growth RateModerate growth rate.
BloomingProduces clusters of small, colorful flowers in late winter to spring; may rebloom with proper care.
DormancyHas a rest period after flowering with reduced growth.
Propagation
MethodsLeaf cuttings, Stem cuttings, Offsets
DifficultyEasy
Best SeasonSpring to early summer
Maintenance & Notes
PruningRemove spent flower stalks and leggy growth to maintain compact shape.
RepottingRepot every 2-3 years in spring or when pot-bound.
Pests & DiseasesSusceptible to mealybugs, aphids, and root rot if overwatered.
ToxicityToxic to cats, dogs, and humans if ingested.