Emm's Plant House

Alocasia lauterbachiana 19cm H80cm

£34.00 GBP

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Pot Size 19cm H80cm

Quantity

Alocasia lauterbachiana, commonly known as the Purple Sword Alocasia, is an elegant tropical plant featuring long, narrow, sword-shaped leaves with deep green tops and striking purple undersides. Its dramatic upright habit and bold form make it an eye-catching addition to modern plant collections.

Full Botanical Name: Alocasia lauterbachiana
Common Names: Purple Sword, Lauterbach’s Alocasia
Country and/or Region of Origin: Papua New Guinea
Growing Conditions in Native Habitat: Grows on warm, humid rainforest floors in dappled shade with consistently moist, well-draining soil

Care Guide

Care Guide:

Light: Bright, indirect light; can tolerate early morning sun but avoid intense midday sun

Ideal Room: Humid living areas, bathrooms, kitchens, or warm plant rooms

Feeding: Balanced liquid fertilizer every 4 weeks during spring and summer

Humidity: Prefers high humidity (60–80%); leaf edges may brown if humidity is too low

Ideal Temperature: 20–28°C; avoid temperatures below 16°C

Watering: Keep soil evenly moist but not waterlogged; allow the top 2–3 cm of soil to dry slightly between waterings

Pet/Child Safe: Toxic (genus level) — contains insoluble calcium oxalate crystals that cause severe oral irritation, drooling, vomiting, and swelling in pets and humans if ingested

Soil Type: Aroid mix with bark, perlite, and coco coir for good drainage and airflow

Propagation: Rhizome division during repotting

Eventual Height and Spread: 90–120 cm tall; 60–90 cm wide

Growth Rate: Moderate to fast under warm, humid conditions

Pests and Treatment: May attract spider mites, thrips, or mealybugs; treat with neem oil or insecticidal soap

Repotting: Every 1–2 years to refresh soil and accommodate growth

Pruning: Remove old, yellowing, or damaged leaves at the base

Air Purification: Good; known to help reduce indoor pollutants

Folklore: Often associated with courage and vitality due to its strong sword-like leaves

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