What Causes White Leaves on Dracaena Marginata?

Due to its extreme hardiness due to its extreme toughness, the marginata dracaena can be considered an indoor plant that has always proved to be a great choice for those who are new to gardening. But the most stubborn dracaena may become sick or be infested by pests and if that happens it is imperative to act immediately.

Dracaena Marginata White leaves suggest that the plant is plagued by insects. The white areas on leaves aren’t mold, but eggs as well as dead skin flake from the pests that have invaded the plant.

In this post, I’ll discuss the causes of mealybugs, the best way to avoid them, and also how to get rid of them. First, let me share some fun facts about the dracaena!

  • Dracaena is closely related to asparagus.
  • The name dracaena means “female dragon”
  • The dracaena releases red gum upon cutting and is often called “dragon’s blood”
  • In its natural habitat, dracaena can live for hundreds of years

Learn more about the dracaena and the best way to get rid of mealybugs.

Preventing the Pests

Mealybugs can infest plants when it is watered too much or fertilized too much, or has high levels of nitrogen. Here are some easy methods to prevent the possibility of an infestation:

Avoid Over-Watering

It is important to not over-water your Dracaena not only for mealybugs, but also as a regular practice because it could cause issues all over the plant.

The over-watering of your plant can cause the death of your Drachaena marginata So, try to adhere to a regular schedule when you water.

Use Neem Oil to Prevent Pests

This is the most popular preferred method used by many house gardeners who wish to ensure that their plants are bug-free. Natria (available at Amazon.com) is an effective, ready-to-use neem oil that is sold at a fair price.

Neem oil makes it harder for these pests to reproduce and create eggs, which is why it is ideal for controlling an infestation.

spray bottle pink blue

Avoid Nitrogen Fertilizer

Unfortunately, dracaena excel with nitrogen fertilizers and this is one of the reasons they are susceptible to mealybugs because they are attracted by huge quantities of nitrogen.

The only thing that needs to do is be aware of the fact that mealybugs can be attracted to the plant, and then make steps to prevent them from coming in by using Neem oil discussed above.

Quarantining New Plants

If you bring in a brand new plant, it’s likely that the plant has already been plagued by mealybugs. Before bringing it into the vicinity of the other ones, we need to put it away to monitor the possibility of an the presence of. The new plant must be in quarantine for two weeks.

One way to protect the dracaena is to place the plant in an isolated area far from other plants within your house.

Avoid Placing Houseplants Outside

Many gardeners like to place their plants outdoors in the spring and summer and this can result in a bug problem. If the dracaena marginata plant is outdoors, insects will have an easy entry point to the plant.

The indoor setting of your plant is the best method to keep pests and insects from coming near the plant.

Sanitize Your Gardening Equipment

Equipment for gardening that’s been transferred from plant to plant can quickly collect and transmit bacteria, which is why it is essential to ensure that it is clean and well-maintained.

Sanitizing does not just kill bacteria, but also kills eggs laid by mealybugs and also keep mealybug adulterated from our equipment. It is essential to clean our tools each when we make use of them.

Clean Your Plant Pots

Old and new pots for plants should be cleaned before each use. Cleaning them will stop bacteria from growing until it can cause damage to the plant.

Always make use of warm water and gentle soap to cleanse your pots and ensure that all debris is washed off prior to placing the plant in.

Throw Away Infected Tools

Tools that were employed on a dracaena marginalata which was infested with a lot of parasites should be removed. By removing infected tools, you can stop a re-infestation from happening and protect the plant from any remaining bugs or bacteria.

Always clean the hands you use after using potentially infected tools.

Hang Your Dracaena Marginata

The hanging of your Dracaena marginata on the wall is an easy method to stay clear of mealybugs. Mealybugs aren’t able to fly, and they’re not adept at climbing to heights that are high above the ground.

This solution is only applicable in the case of a dracaena that is small and young. A large dracaena wouldn’t be feasible.

Getting Rid of Mealybugs

Mealybugs are covered with a layer which protects their skin from the effects of pesticides. This makes it hard to eliminate them using chemicals. There are, however, natural methods to get rid of the mealybugs!

  • Ladybugs. Ladybugs are the natural predators of mealybugs. If the dracaena’s nest is kept outdoors, we may draw ladybugs into the garden. Ladybugs will feast on mealybugs.
  • Neem oil. Neem oil in a soil soak will eliminate mealybugs.
  • Spot treatment with alcohol. Dip cotton swabs into 70 percent alcohol solution, then dab the affected areas of the plant. Once this is completed then fill a spray bottle one cup alcohol and dawn dish soap and 1 quart of water. and then apply the spray to all of your plants.

A Neem Oil Soak Recipe

For a Neem oil soil drench we’ll need an excellent recipe. It’s easy to prepare and will not take a lot amount of time. Here is a recipe for Neem oil soil drench:

  1. Then, add a tablespoon of Dawn dish soap (available on Amazon.com) to one quarter-quart of water at the room temperature. Dawn is highly recommended as it’s the most popular one dish soap available that’s available. It removes the grease and stains with an extremely concentrated formula, that’s why it’s ideal to emulsify the water in our recipe.
  2. Add 1 teaspoon of neem oil that is raw to the water in a quart. Simply Trust Organics Neem oil purchased from Amazon.com is the perfect solution since it’s cold-pressed and 100% natural.

How To Do a Neem Oil Soil Drench

We now have a fantastic Neem oil soak set to go, apply 2 cups of it to your Dracula’s pot.

Because this is an soil-drenching and we need to be certain to soak in the dirt. If your dracaena is in a large container, you’ll need 3 cups instead of just two cups.

Once this is completed then, you can apply an annual soil drench each two weeks, until the infestation has been eliminated. If your dracaena hasn’t yet been infested it is possible to do an oil drench using neem to prevent the spread of the disease.

Dracaena Plants FAQ

Can dracaena be toxic to cats?

Yes! Dracaenas are poisonous to a large number of pets including dogs and cats. Ingestion of the plant can result in vomiting, anorexia, excess salivation, depression, as well as dilation of pupils.

Are dracaena succulents

Yes! There are forty varieties of dracaena, which are succulents!

Are dracaena outdoor plants

Yes! However, only in regions which are frost-free. Dracaenas are tropical species that thrive in warmer climates. They are not tolerant of cold.

Can I make dracaena from cuttings

Yes! If you cut a piece of the plant be sure you get at least one node to ensure that the cutting can propagate.

How tall will the dracaena get?

The average Dracaena can reach as high as 10′ tall!


In the end the dracaena that has white spots is a sign of a serious situation with mealybugs. However, with some of the strategies that were mentioned earlier, mealybugs can easily be avoided or eliminated.



Went from a bad gardener to a half-decent one over 10+ years. Super happy to share my tips and tricks with you :)