European Cypress Tree Turning Brown (2 Reasons with Solutions)

You’re happy with the production of your European cypress trees. But suddenly you notice them turning brown! That’s pathetic! Well, it can be solved following a couple of instructions.

So, your concern is why are your European cypress tree turning brown?

Firstly, insects like cypress carpets, moths affect this tree’s growth in a negative way. This negative impact eventually results in this tree turning brown. Moreover, chlorosis in trees also results in browning gradually. 

If you’ve time, you can go through the details we’ve provided below. We’ve got what you were exactly looking for!

Reasons and Solutions behind European Cypress Tree Turning Brown

european cypress tree turning brown

Your European cypress trees turning brown might be concerning to you. But this is something not very unusual. This is in fact quite a common issue of this tree. So why does this happen? 

Well, there are mainly two reasons behind it. These reasons are discussed along with the solutions below.

Reason 1: Insects on Cypress Trees

Insects have always been detrimental to crops and plants. Two of the insects cause vulnerable diseases to the cypress trees. These are discussed below.

Cypress Carpet Moths

The cypress moth’s larvae feed on the leaves of bald cypress trees. This small moth has yellow and black patterns. Your bald cypress plant will be covered in tiny eggs laid by this moth.

Once the larvae have matured into worms, they would begin to eat the leaves. They’d eat the stems of your bald cypress plant as well. This would result in tiny holes and tears in the plant’s leaves and stems.

The larvae and worms of the cypress moth must be eliminated. Do it now, before your bald cypress tree’s leaves turn brown due to long-term tissue damage. The moths might get into the tree needles. 

Therefore, reversing the plant’s decreased growth and discoloration becomes difficult. You must regain control of the situation as soon as possible!


Combine warm water and a few drops of liquid dish soap in a small bucket or bowl. You may consider 3 to 5 drops for it. Then get to the caterpillars and moth eggs that you noticed in your garden. 

Here are our recommended dish soaps that are good for your plants. Use these if you like-

Now, gather them by hand. Place them in soapy water and soak them for at least 15 minutes. 

Another efficient method for getting rid of these moths exists. A variety of products, such as powders, sprays, and fumigation devices, are used.

Using these as pesticides can have a significant impact on treating moths. You can get instructions to use them when you buy from the store.

You can get your desired pesticide form our recommendations below-

Spider Mites

Red spider mites are also extremely harmful to bald cypress trees. These sap-loving insects pierce and sip the valuable fluids from your cypress tree. Your tree will become weaker over time as a result of nutrient dehydration and may finally die.

When you observe yellowish-brown leaves, you’ll know it’s time to take action. Because getting late would surely result in leaves turning brown and other difficulties. 


A spider mite infestation begins when a few red spider mites develop into enormous colonies. Moreover, this happens in just a few weeks, maybe one or two. It’s difficult to get rid of them because they’re not visible to the human eye. 

You’ll have to prune and trim your bald cypress tree to get rid of them. Additionally, using insecticidal soap or spraying pesticides on your tree would be beneficial!

Now, we’d like to help you out to select the best spray around you. We’ve got the best suggestions for you!

These are the products that can treat moths and other pests as well. Their quality has always been up to the mark.

Reason 2: Chlorosis in Cypress Trees

Your bald cypress tree might become chlorotic. This happens due to poor environmental circumstances. Dry weather, barren soil, and constant dehydration aren’t good for this tree. 

You’ll observe wrinkled, flaccid, and brown leaves on your bald cypress tree if it’s suffering from chlorosis. Your bald cypress tree may become chlorotic. This is due to nutrient shortages such as a lack of iron or magnesium.


To prevent chlorosis, give your bald cypress plant plenty of water for around 2 weeks. It might need up to 800 gallons per day. 

Please give your cypress tree time to heal. It might take a month. You can use ground coffee on repeat to adjust the acidity of your soil.

These are the 3 reasons for cypress trees turning brown. Following the instructions mentioned below would help you resolve the issue in a simple way.

Frequently Asked Questions

Question: How do I know if my cypress tree is dead?

Answer: The needles of a dying cypress tree are brown. Moreover, the needles fall off when they should be green and luscious. A tree that has brown needles all year is dying and should be cut down.

Question: Is it okay if I plant a European cypress tree outside?

Answer: Yes, you can plant it outside. You can plant it outside in a pot. You can also plant it in a garden with the other plants as well.

Question: How long might a cypress tree take to grow?

Answer: It will take at least 37 years for the species to reach a mature height of 40 feet. The species has a minimum mature height of 40 feet.

Final Words

So, now you know why is your European cypress tree turning brown? We hope it was a good read for you helping to resolve the issue. 

Happy Gardening!

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