Alocasia macrorrhizos

Giant Alocasia

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Large tropical perennial known for massive arrow-shaped leaves with prominent white veins. Native to Southeast Asia and Australia. Popular ornamental, toxic if ingested.
yard Indoor plants wb_sunny Half-shade pets Not pet-safe
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com 3-4 in Out of Stock $16.99 Buy
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Plant Details

Common Name Giant Alocasia
Family Araceae
Genus Alocasia
Species Macrorrhizos
Origin Southeast Asia
Blooming Rarely flowers indoors, produces small spadix in warm summer months
Leaf Color Deep green with white veins
Sunlight Half-shade
Category Indoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich, well-draining mix of peat moss, perlite, and orchid bark for aeration

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Watering

Keep soil consistently moist during active growth; reduce watering in dormancy. High humidity essential.

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Sunlight & Care

Bright indirect light preferred; direct sun may scorch large leaves during summer

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Fertilization

Apply balanced liquid fertilizer monthly from April to September during active growth phase

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Pruning

Remove damaged or yellowing foliage promptly at the base of the stem

Pest Control Aphid Mealybug Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
61° – 90°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1500 – 20000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
15 – 35
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
25% – 75%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
local_hospital

Common Problems

Something wrong with your Alocasia macrorrhizos? Select a symptom to diagnose and fix the issue.

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