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Image of Disocactus phyllanthoides (Disocactus phyllanthoides)

Disocactus phyllanthoides imagePhoto: Author Archibald TuttleGFDL

Also known as: Disocactus Phyllanthoides, German Empress, Deutsche Kaiserin, Giant Empress, Drottningkaktus
Native to Cloud forests of Puebla and Veracruz, Mexico

Disocactus phyllanthoides is an epiphytic cactus with flattened, lanceolate secondary stems that grow 15–30 cm long and 2.5–5 cm wide, featuring coarsely crenated margins and a woody terete base. Its showy funnel-shaped flowers measure 8–10 cm long with rose-pink outer tepals, paler pink inner tepals, and white stamens and style. The plant produces ellipsoid red fruits and thrives as a houseplant, valued for its cascading growth habit and frequent blooming capability. Distinctive traits include its epiphytic nature, diurnal scentless flowers, and historical cultivation by Indigenous Mesoamerican peoples.

Plant Care Overview

Difficultyeasy
LightBright indirect light
WaterWater when top inch of soil dries out; reduce frequency in winter
Humidityhigh

Care Guide

Essential requirements for your Disocactus phyllanthoides

Light & Location

Light Requirements

Bright indirect light

Light conditions can affect leaf color and growth rate. Adjust placement as needed based on your plant's response.

Water & Humidity

Watering Schedule

Water when top inch of soil dries out; reduce frequency in winter

Humidity Needs

high humidity

Always check soil moisture before watering. Adjust frequency based on your home's conditions.

Temperature & Environment

Temperature Range

10–25°C (50–77°F)

Native Climate

Native to Cloud forests of Puebla and Veracruz, Mexico

Keep away from drafts, heaters, and air conditioners which can stress your plant.

Soil & Nutrition

Soil Type

Well-draining soil rich in organic matter (leaf mould)

Fertilizer

Balanced houseplant fertilizer during growing season

Consider repotting every 1-2 years to refresh soil nutrients and accommodate growth.

Propagation

Methods to grow more Disocactus phyllanthoides plants

Stem cuttings

Plant Info

Characteristics and background information

Plant Characteristics
Native Region

Cloud forests of Puebla and Veracruz, Mexico

Growth Rate

moderate

Mature Size

Up to 1 meter (3.3 feet) in length

Lifecycle

Perennial

Pet Safety

Pet safety unknown

🌸 Flowering

Indoor Blooming

This plant can produce flowers indoors when given proper care.

Bloom Season

Primarily spring, with potential blooms 3 times annually under ideal conditions

Flower Description

Funnel-shaped, rose-pink flowers with paler inner tepals and white reproductive organs. Flowers measure 8–10 cm long and open widely during the day.

Fun Fact

This plant was cultivated by Aztecs under the name Nopalxochitl and was reportedly grown in Empress Joséphine de Beauharnais' garden at Château de Malmaison. It is one of the primary species used to create popular epiphyllum hybrids.

Troubleshooting

Solutions for typical issues with your Disocactus phyllanthoides

Root rot
Symptoms

Yellowing stems, mushy base, or wilting despite adequate watering

Mealybugs
Symptoms

Cotton-like masses on stems or leaf joints

Varieties

Different varieties of Disocactus phyllanthoides

Giant Empress
Increased flower size and consistent coloration compared to the standard species

Larger clone with more uniform pink flowers

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