How to grow and care for Alocasia 'Regal Shield' Indoors

Some links in this post may be affiliate links

Alocasia 'Regal Shield' care, Regal Shield Elephant Ear care

Photo Credit: PlantVine

Botanical name: Alocasia odora X Alocasia reginula
Family: Araceae
Common names: Alocasia 'Regal Shield', Regal Shield Elephant Ear, Regal Shield Alocasia

Alocasia 'Regal Shield' Description

Alocasia 'Regal Shield' commonly called Regal Shield Elephant Ear or Regal Shield Alocasia is a fast growing plant which bears heart-shaped dark-green to almost black leaves with light-green venation on light-green stems.

The plant is highly adaptable to indoor growing conditions and will make a perfect statement plant for a tall narrow space.

Alocasia 'Regal Shield' is one of the popular Alocasia plants on account of its size and spectacular foliage.

Alocasia 'Regal Shield' Size

Alocasia 'Regal Shield' is a fast growing plant which grows to a height of 5 ft in about 2 years. The heart-shaped leaves can grow upto 2 ft long.

Alocasia 'Regal Shield' Flower

The flowers in Alocasia 'Regal Shield' are pale-colored spathes which only last a few days. They are inconspicous being hidden beneath the foliage.

To conserve the plants energy and direct it to foliage growth, cut the flowers as soon as they appear though it is unlikely to flower when grown indoors.

Alocasia 'Regal Shield' Origin

Alocasia 'Regal Shield' is a hybrid between Alocasia odora and Alocasia reginula. Alocasia odora is native to Southeastern Asia while Alocasia reginula is native to Sabah State in Malaysia. The hybrid was developed in Florida but is considered native to Africa.

Alocasia 'Regal Shield' for Sale

Buy beautiful and healthy Alocasia 'Regal Shield' from Etsy.

Alocasia 'Regal Shield' care, Regal Shield Elephant Ear care

Photo Credit: Garden Store Online

Alocasia 'Regal Shield' Indoor Care

Alocasia 'Regal Shield' Light Requirements

Alocasia 'Regal Shield' grows best under medium to bright, indirect light. Keep your Alocasia 'Regal Shield' away from direct sunlight as it can cause the leaves to be faded (bleached) and die.

Too little light for your Alocasia 'Regal Shield' will signal dormancy to your plant which may cause the leaves to start dying in readiness for dormancy.

Regularly turn the pot to ensure that your Alocasia 'Regal Shield' gets light on all sides for even growth to prevent lop-sided growth. Check out this guide on understanding light for houseplants.

How to water Alocasia 'Regal Shield'

Water Alocasia 'Regal Shield' thoroughly and allow the top 2 in. of soil to dry out between waterings. Reduce watering during the cold season to keep the soil barely moist but never allow the soil to dry out completely.

Underwatering your Alocasia 'Regal Shield' will signal dormancy to your plant which may cause the leaves to start dying in readiness for dormancy.

Alocasia 'Regal Shield' does not like soggy soil as it is prone to fungal infestations like root-rot.

Therefore, ensure the pot for your Alocasia 'Regal Shield' has a drainage hole to prevent the soil from getting soggy. Read more on how to water houseplants.


Temperature for Alocasia 'Regal Shield'

Average warmth from 150C to 270C is ideal for your Alocasia 'Regal Shield'. Below 130C, Alocasia 'Regal Shield' may drop all its leaves and go into dormancy stage.

Alocasia 'Regal Shield' also needs to be protected from draughts as it hates sudden changes in temperature. Check out this guide on understanding temperature for houseplants.

Humidity for Alocasia 'Regal Shield'

Alocasia 'Regal Shield' requires high humidity inorder to thrive. To raise humidity for your Alocasia 'Regal Shield' set the pot on a wet pebble tray or place it in a bathroom or other moist areas in the home. Check out these techniques on how to raise the humidity for houseplants.

How to Clean Alocasia 'Regal Shield'

Regularly clean the leaves of your Alocasia 'Regal Shield' by damp wiping them with a soft cloth to get rid of dust and discourage pests infestation. Read more on how to clean houseplants.

Alocasia 'Regal Shield' Fertilizer (Feeding)

Feed Alocasia 'Regal Shield' with a balanced water-soluble fertilizer every 4 weeks during the growing period. Withhold feeding during the cold season as the plant undergoes dormancy during this period and growth is minimal at this time.

Regularly flush out accumulated salts arising from fertilizers every 2-3 months for your Alocasia 'Regal Shield' by running a stream of water through the soil until the water comes out through the drainage holes. Let the stream of water run for a few minutes. Repeat the process several times. Read more on how to feed houseplants.

Alocasia 'Regal Shield' Repotting

Alocasia 'Regal Shield' prefers to be root-bound, therefore frequent repotting is not needed. Avoid frequent repotting as the plant can take long to recover from repotting shock. Repotting every 2 years should be adequate.

Repot into a 2 sizes larger pot during the growing season only if the roots of your Alocasia 'Regal Shield' have grown out through the drainage holes.

The best soil for your Alocasia 'Regal Shield' is a rich, free-draining soil inorder to ensure that it does not retain excessive moisture which can lead to rotting.

Ensure that the pot has a drainage hole to prevent the soil from getting soggy as it can lead to fungal infestations.

Alocasia 'Regal Shield' Pruning

Pruning Alocasia 'Regal Shield' is easy as it only requires removal of yellow and diseased leaves as they occur to maintain your plant neat and to reduce chances of diseases and pests infestation.

Remove the leaves by cutting at the base with a sterilized knife or pair of scissors to avoid disease transimission. Take care not to injure the new leaves that are forming.

Alocasia 'Regal Shield' Propagation

Alocasia 'Regal Shield' can be propagated by plant division at the beginning of the growing season.

How to Propagate Alocasia 'Regal Shield' by Plant Division

Carefully take out your Alocasia 'Regal Shield' from its pot and gently divide the rhizome into sections by cutting through with a sharp sterilized knife. Ensure that each section has 1-2 stems.

Plant the Alocasia 'Regal Shield' divisions in individual pots in moist free-draining soil at the same depth that they were in the previous pot.

Ensure that the pot has a drainage hole to prevent the soil from getting soggy as it can lead to rotting.

Place the set up in a warm, well-lit place and maintain the soil moist until new growth emerges after which routine care can begin.

Alocasia 'Regal Shield' care, Regal Shield Elephant Ear care

Photo Credit: Plantly

Alocasia 'Regal Shield' Problems Indoors

Why are the leaves of my Alocasia 'Regal Shield' losing color and dying?

The reason why the leaves of your Alocasia 'Regal Shield' are losing color and dying is too little or too much light.

Alocasia 'Regal Shield' grows best in medium to bright, indirect light but away from direct sunlight.

Move the plant to a brighter spot and ensure it receives medium to bright, indirect light and protect it from direct sunlight. Check out this guide on understanding light for houseplants.

Why are the leaves of my Alocasia 'Regal Shield' dropping and the plant dying?

There are three possible reasons why the leaves of your Alocasia 'Regal Shield' are dropping and the plant is dying. These three reasons signal dormancy for Alocasia 'Regal Shield' and hence the leaves die in readiness to enter dormancy.

This happens during the cold season (winter) when the plant undergoes dormancy. Even if the foliage may die, the underground rhizome is still alive and can regrow under favorable conditions.

One possible reason why the leaves of your Alocasia 'Regal Shield' are dropping and the plant is dying is too little light.

Alocasia 'Regal Shield' grows best in medium to bright, indirect light but away from direct sunlight.

Move the plant to a brighter spot and ensure it receives medium to bright, indirect light. Check out this guide on understanding light for houseplants.

The second possible reason why the leaves of your Alocasia 'Regal Shield' are dropping and the plant is dying is too low temperature below 130C.

Alocasia 'Regal Shield' grows best in average warmth between 150C and 270C. Protect the plant from cold and hot draughts which cause sudden changes in temperature.

The third possible reason why the leaves of your Alocasia 'Regal Shield' are dropping and the plant is dying is underwatering.

Alocasia 'Regal Shield' prefers the soil to be kept moderately moist during the growing season and watering to be reduced in the cold season to keep the soil barely moist but never allow the soil to dry out completely.

Why do the leaves of my Alocasia 'Regal Shield' have brown leaf edges?

One possible cause of brown leaf edges in your Alocasia 'Regal Shield' is low humidity. Where the air temperatures are high, the air humidity is likely to reduce significantly.

Set the pot on a wet pebble tray to raise humidity for your Alocasia 'Regal Shield' or place the plant in a bathroom or other moist areas in the home. Check out these techniques on how to raise humidity for houseplants.

The second possible cause of brown leaf edges in your Alocasia 'Regal Shield' is accumulation of salts in the soil which could have come from fertilizers or water.

Regularly flush out accumulated salts arising from fertilizers every 2-3 months for your Alocasia 'Regal Shield' by running a stream of water through the soil until the water comes out through the drainage holes. Let the stream of water run for a few minutes. Repeat the process several times. Read more on how to feed houseplants.

Why are the leaves of my Alocasia 'Regal Shield' drooping?

There are two possible causes of drooping leaves in your Alocasia 'Regal Shield'.

One possible cause of drooping leaves in your Alocasia 'Regal Shield' is too little light. Move your plant to a brighter spot. Alocasia 'Regal Shield' prefers medium to bright, indirect light but away from direct sunlight.

The second possible cause of drooping leaves in your Alocasia 'Regal Shield' is underwatering. Alocasia 'Regal Shield' prefers the soil to be kept slightly moist during the growing season.

Reduce watering in the cold season to keep the soil barely moist but never allow the soil to dry out completely. Read more on how to water houseplants.

Why are the leaves of my Alocasia 'Regal Shield' yellowing and dropping?

Low humidity is the reason for the yellowing and dropping of the leaves of your Alocasia 'Regal Shield'.

Set the pot on a wet pebble tray to raise humidity for your plant. Check out these techniques on how to raise humidity for houseplants.

However, it is natural for the old leaves of Alocasia 'Regal Shield' to turn yellow and drop as the plant continues to grow.

Remove such leaves by snipping them off at the base with a clean sharp knife or a pair of scissors to keep the plant neat and reduce pests and disease infestations.

Why are there dark brown or black spots on leaves of my Alocasia 'Regal Shield'?

Dark brown or black spots on leaves of your Alocasia 'Regal Shield' are an indication of Leaf Spot Disease which is enhanced by soggy soil and overwet conditions.

Isolate the affected plant immediately to prevent spread to other houseplants, remove the damaged leaves and treat with a fungicidal solution.

Ensure that there is proper drainage of both the soil and the pot to prevent the soil from getting soggy.

Avoid misting and wetting the leaves to keep them dry and ensure there is good air circulation for your Alocasia 'Regal Shield'.

Which plant pests attack Alocasia 'Regal Shield'?

Common plant pests in Alocasia 'Regal Shield' are Spider Mites, Mealy Bugs, Scales and Aphids.

Isolate the affected Alocasia 'Regal Shield' to prevent further spread to other houseplants and treat it appropriately for the pests.

Is Alocasia 'Regal Shield' toxic?

Alocasia 'Regal Shield' (Regal Shield Elephant Ear) like other Alocasia Plants is toxic to both humans and pets.

Alocasia 'Regal Shield' contains crystals of calcium oxalate which if ingested can numb and swell the tongue and pharynx leading to difficulty in breathing and sharp pain in the throat.

You liked it? Share on social media.

On the Blog

You liked it? Share on social media.