Crown of thorns plant, Euphorbia milii, Christ tree or Christ thorn together you speak to it, is a flower decorative succulent get an impressive both indoors and outdoors. Crown of mandrel plant has thorny stalks, bright environment-friendly leaves, and colorful

 flowers that bloom transparent the year, that’s why that is a truly everblooming plant.

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You have to properly treatment for this tree to prevent your crown of thorns plant leaves from transforming yellow.

Photo: Wikimedia Commons

Crown that Thorns tree Leaves transforming Yellow

 It is common to see Crown the thorns plants leaves transforming yellow. The bright color of the crown of the mandrel plant can lighten if the tree is not appropriately cared for. The leaves start turning yellow and also fall off much faster than usual if miscellaneous is amiss in your environment.

Reasons of yellowing that the leaves : 

Deficiency the water

Generally, succulent plant leaves wilt and become yellow since of the deficiency the water. Suddenly temperature changes, negative soil quality, etc. Room the stress components responsible because that yellow leaves. Underwatering turns the pipeline yellow complied with by shriveling and wilting.


 Overwatering is a significant problem through the crown the thorns and also often results in spongy stem, sheet loss, and failure to bloom together with yellow leaves. That doesn’t require lot water gift a desert plant as too lot moisture can damages the cells of the leaves. Water your crown that thorns once a week and also let the soil dry in between waterings. Watering it much more or less will also depend upon factors like the size and also location of her plant.

Lack that sunlight

Another variable responsible because that yellow leaves is the lack of sunlight as they flourish best in complete sun and greater temperatures. 

In winters, safeguard these plants from frost by keeping them inside or in a shelter, otherwise, the leaves may become yellow and the plant will certainly not survive.

Not getting enough nutrients

Sometimes absence of nutrients can also turn your crown of thorn plant pipeline yellow and high-phosphorus can help mature tree to blossom. 

How To avoid Crown of Thorns plant Leaves transforming Yellow?


Follow a suitable care schedule to prevent your crown of thorn plant pipeline from turning yellow. It is vital to water and fertilize your plant regularly. There are certain things the you have to do to store the leaves of the crown of thorn from turning yellow: 

 Regularly water your plant for an excellent plant health. Mostly, watering once a mainly is sufficient. Restrict watering once it beginning to obtain cold in winters. Don’t include fertilizers throughout winter months and also use the appropriate potting soil, also make certain that her crown of mandrel is never ever overwatered. Include pumice to the floor to administer drainage for the crown that thorns, also include components like sand or perlite to your soil.

Giving your crown of thorn plant proper care will take that a lengthy way. Avoid yellowing by

providing your plant the right amount of moisture, sunlight, and nutrients.

Crown the Thorns plant Life Span

Crown of thorn is a difficult perennial with considerable gray spines and oval leaves that fall as they age. The expanded, branched stems can attain a elevation of more than seven feet ( two meters ), however the potted plants are much smaller. The tiny flowers bloom in paired clusters and also are fastened in 2 bright light red, deep red, or yellow bracts. 


The crown of mandrel is extensively grown succulent as an ornamental plant since it blooms transparent the year and it is indigenous to Madagascar and grows well in the tropics. The is a low-maintenance plant, making the a great choice for succulent lovers. 

Euphorbia milii got the imperial Horticultural Society’s award of Garden Merit in 1993 for its outstanding features.


A healthy and balanced crown of mandrel plant has emerald green leaves and flowers in various colours prefer white, pink, red, and also even yellow that bloom throughout the year. Although the is a little succulent, a healthy and balanced crown of thorn can thrive up to 2 to three feet tall.

Euphorbia milii is a sluggish growing, evergreen succulent known for that piercing, an inch-long thorns found all over the stem. The special stems store sufficient water to endure in drought. Euphorbia milii is a salt tolerant succulent.

The narrow, ovoid shaped, glossy leaves whorled ~ above the stem loss off normally as the plant gets older.


This gives a skinny display in older tree – strikingly delightful for your living room or office.

Crown of mandrel is well-known for its spectacular blooms, which room not real flowers in the really sense, yet leaf-like red bracts current at the shoot tips. These distinct, bell shame bracts surround the actual yellow flowers.

Crown of mandrel bloom mostly in between spring and late summer yet in favourable conditions, the plant can develop flowers throughout the year.

A Crown the Thorns tree likes warm weather and also grows well in temperatures varying from 15.6°to 35°C (60°- 95°F). A Crown of mandrel plant will start losing leaves if the temperature goes down to 12.8°C (55°F).

Is Crown of mandrel a poisonous succulent ?

Like the other members the the Euphorbiaceae family, the crown of thorn has sticky, milky sap i m sorry is toxic and also may cause dermatitis and also partial remote if that goes into the eyes. All parts are toxicity if ingested so save it away from pets and also toddlers. Additionally be careful of its sharp spines.

 Propagation that Crown that Thorns

Propagation of the crown of thorn is carried out by stem cuttings i m sorry is very easy and also success rate is likewise high. 

Take a sterilized tongue or knife and also snip turn off a younger branch at the point where the trunk and the branch meet. As you reduced the branch, part white sap starts dripping from the cuts. You have the right to stop this by immersing the cut in warmth water to stop the sap from to run excessively.

Keep your cuttings in a dried place, ~ above a newspaper or a file towel to let castle dry and also callus. It will certainly take 2 to three days.

Take a tiny pot and fill it with a well-drained potting mix. Cacti commercial mix is a good option. Soil should be slightly moist because if that is as well dry, the roots may not develop and the cuttings may rot if the soil is wet. If you want the roots to develop faster, emboldened the cuttings in a rooting hormone. Placed the cuttings in the moist potting mix and also keep castle in a sunny area. Carry out not water it for numerous weeks till the cuttings start emerging roots. Friend can examine this by gently pulling the plants and find if over there is some resistance.

The plant will certainly be collection up in a month and also it will begin to grow. Start watering it easy now.

Crown of mandrel Problems

Crown that thorns need to encounter some concerns like various other succulents. Several of the Crown that thorns troubles are:

Stem rot

A typical problem influence crown the thorns tree is stem rot and also two fungal conditions are responsible because that the stem rot that construct easily in moist and humid conditions. You can avoid the breakthrough of these illness with ideal care of the plant.

Rhizoctoria Fungus

All soils contain many varieties of fungus that the Rhizoctoria genus.

Humidity and excessive floor moisture space the two factors that result in the advance of fungal diseases, particularly Rhizoctoria. The Rhizoctoria fungus manifests chin on the stems and roots that the maturation Crown of mandrel plant. Plants start drooping and become unhealthy. At an early stage stem wounds construct near the soil line because of excessive moisture developing the misconception that the locations are wetted. Together the an illness grows, the wounds rotate brown or black, infecting the totality stem.

Fusarium Fungus

There are many strains of fungi of the Fusarium genus. This fungus invades all parts of the infected plant, not only the stem or roots. Wet, slushy, and sunken stem lesions develop all over the stem that is enclosed by a purple border near the floor line. This fungal infection occurs in reduced or pruned stems. The advance of Fusarium starts with what looks prefer dry rot. Infected areas become pulpy, expanding to the basic of the stem, quickly the entire plant stem gets infected.

Prevention and Control

A soil-borne disease, Rhizoctonia have the right to remain dormant for plenty of years. Come eradicate Rhizoctoria when planting or transplanting crown of thorns plants, use a sterile growing medium and also wash and sterilize the pots and plant tools.Don’t water the plant stems or leaves and also water the plants less often, however thoroughly. To discover if the plants require water, placed a finger deep into the soil. Water the plants only as soon as the soil is dry sufficient from the surface ar to the pointer of the finger. To prevent the growth of Fusarium, get rid of the infected plant. Or the condition can impact all the tree by invading plant organization via lesions or wounds.

Crown Of thorn Plant pipeline Curling

 Some that the reasons for the crown of thorn plant pipeline curling room :

When the plant demands water, the leaves begin curling however don’t wait because that this, permit only an customs or therefore of the topsoil to dried out. If the root round starts drying, the leaves will start falling yet it deserve to happen because of overwatering together well. Being a small alert will assist you in separating both. When you water, perform it effectively. Soak the soil completely and make certain it drains completely. Lesser watering in the cool season is an excellent for tree after the flower drop off.Porous floor is an excellent for Crown of thorn Plants together it drains well. Castle can prosper in negative soil detailed it is no soggy. Wealthy soils deserve to enhance leaves, yet not flowers and also they likewise encourage rot. Cactus potting floor is also good for Crown the thorns and you can likewise combine equal parts of loam, sand and also perlite to do a potting mix.
Photo: / Phosphorus deficient Crown of thorns

Best Fertilizer because that Crown that Thorns

When you plant a Crown that thorns, fertilize it first with a slow release, full-strength liquid fertilizer. Afterwards, dilute fertilizer to half-strength and use it when a month in the spring, summer and fall.

Use plant food that is low in nitrogen and high in phosphorus come restrict leaf growth and also encourage blooms on a Crown of thorn plant. 

How To gain Crown that Thorns come Branch

If her Crown that thorns plant is growing upwards only and also lacking branches, let’s discover out exactly how to get the crown the thorns to branch.

Cut turn off the top so the your plant produces branches. Apical prominence can be gotten rid of in this way forcing to reallocate the expansion hormones that will stimulate a few dormant buds under on the stem come grow.


Or pinch the growing point of your plant with pruning shears if the plant is as well spiny or cut the tree back, around 4 customs (10 cm) indigenous its base. This will force your crown of mandrel to create one branch or many.

If her plant produces just one branch, let the new stem thrive for at least 6 months, then again cut off the tip. You sometimes need to prune an ext than as soon as to pressure some unruly plants to thrive multiple branches.

Root the height of the plant when you cut it turn off again, spray water ~ above the wound to avoid its sap native flowing, and plant this rooted cutting in addition to the mom plant in the exact same pot. Do this 2 or 3 times, the will give you a dense cluster that branches that will certainly look good.

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Always wear gloves while pruning a crown the thorns as it is a very spiny plant, also its sap irritates the skin and also is poisonous if swallowed.