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How To Kill Oleanders [8 Steps To Follow]

You might have seen the oleander plant. It’s an evergreen shrub. It may grow in your garden or by the roadside. What’s important about this plant is it’s toxic.

But it’s not like only some part of the whole plant is toxic. So you might want to kill this plant.

How to kill oleander plants?

To kill oleander plants, start cutting the plant until only the stump is visible. Then cut in the stump and paint it with glyphosate. Within seven days you can cut and pull up the root. But you need to keep an eye on whether new growth is happening or not.

Well, this was a brief summary. In our article, we will talk about these steps in detail. For further information keep on reading.

Characteristics of Oleander Plant

Oleander is an evergreen shrub. It grows in the form of a shrub that can reach 3 feet to 20 feet in height. It can grow anywhere in your garden, on the side of a road on the bank of a river. It has two varieties, white and yellow.

The active ingredient for white oleander is nerin and for yellow is cerberin and thevetin.

Oleander thrives in hot, arid climates because of its stunning blossoms.

The problem is that it’s incredibly toxic and difficult to eradicate. The blooms, leaves, and stems of the tree are all toxic. It’s also a skin irritant, so avoid touching it if possible. Its waxy leaves make it impervious to glyphosate and other potent weed killers. Killing oleander is almost similar to killing grass burrs.

Process of Killing Oleander

So, How to kill an oleander? Well, we need to follow some steps to know-how which are described below-

Step 1: Wear Protective Gear

The first step is to adopt safety precautions.

It’s imperative that you exercise utmost caution when attempting to eradicate oleander.

To safely and successfully remove an oleander tree, you must follow the correct process.

Long rubber gloves, goggles, a long-sleeved shirt, long pants, and a mask for nasal protection are all necessary. This may seem excessive, but it’s the least you can do to avoid oleander tree touch.

Step 2: Remove Oleander Stems

Let’s get started with cutting now that you’ve removed all the safety components.

The first step is to remove all of the oleander tree’s stems.

Only the stump will remain after you’ve carefully removed the stems.

Afterward, properly dispose of the stems by putting them in a plastic bag. Don’t think of putting the oleander in the compost pile. The parts remain toxic even after their death.

It is illegal to burn oleander trees because the smoke and fumes could trigger a severe allergic reaction. You can use water softener to kill grasses that are unwanted.

Step 3: Use Weed Killer

Third, after removing the oleander tree, place the branches in a garbage can.

Make a hole in each stump and inject it with glyphosate or another potent weed killer.

If you use a ready-to-use glyphosate spray or brush it over the cut or exposed wood within 15 minutes of cutting. The inner layer between the bark and inner wood grabs the herbicide into the shrubs and down to the root.

More than six weeks are required for disintegration. A neighboring tree should be unaffected if this strategy is applied correctly.

In many herbicides, glyphosate is a key component. Growth and breathing are hindered by the presence of Glyphosate in the tree. That’s how herbicides work.

Step 4: Remove the Stump By Making A Path Around the Root

The user must wait seven days before attempting to remove the stump of an oleander tree that has been sprayed with glyphosate. To prevent new plant stems from sprouting.

The length of the stump is unknown at this step. It could be 2 feet, 4 feet, or even more in length. If you want to remove the stump, you’ll need to excavate a path around the root to do so. 

Make sure the trench goes deep enough so that you can find the root ball.

Step 5: Chop Off the Stump

The rootball can then be removed by chopping the stump with an ax or shovel first. 

Here is some first-class shovel we recommend-

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After that, seal them up in a plastic bag and toss them in the trash.

Step 6: Dispose Root Ball and Leftover Chunks

Afterward, lift and dispose of the root ball by placing it in a rubbish bag. The next step is to thoroughly inspect the hole and remove any leftover chunks. 

Before putting soil back in the hole, just like filling the rat hole, collect the ashes and place them in a rubbish bag. Some may think water softener salt might be helpful to dispose of the root balls and other parts.

Step 7: Inhibit New Growth

Spray glyphosate or triclopyr on any new growth that appears. That would put an end to their growth.

If you don’t find any new growth after seven days, you’ll need to repeat this step.

Make certain that no new growth appears. Glyphosate or any other herbicides can be used if returns occur.

Step 8: Final Cleanup

Clean up the mess. After you have finished killing the oleander clan all the tools you have used to cut it with a solution of equal parts of water and rubbing alcohol. Do dry the tools properly before putting them away.

When cleaning the tools and clothes you might need to regulate your water. Where you might face water regulation problems

Wash the clothes you used while cutting the oleander in hot water and detergent properly to remove any oleander sap.

Hopefully, that will answer all your questions about how to kill the oleander plant.


Question: Does roundup kill oleanders?

Answer: Glyphosate is the main ingredient of many herbicides. And also roundup is made of this ingredient named glyphosate. It stops the growth of the oleander plant. 

It works best on young oleander plants that are less than one foot. So, we can say roundup kills oleanders.

Question: Do oleanders poison the soil?

Answer: Oleander roots are poisonous and it is only hazardous to the animals which eat them or chew them. When an oleander plant dies its body is digested by the soil microorganisms. Complex organic compounds become simple organic compounds. so, we can say it does not poison the soil.

Question: Which part of the oleander is toxic to touch?

Answer: Talking of toxicity, all part of the oleander plant is toxic. Its leaves, stems, and stumps are extremely toxic. If anyone touches them they may feel irritation.


In this article, we talked about how to kill oleanders and 8 steps to that. In the process of killing oleanders, you should take all kinds of safety precautions. Hope you got the answers that you were looking for.

Best of luck to you!