mint leaves turning purple

Why My Mint Leaves Turning Purple: How to Fix It

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The freshness of mint plants is directly connected to our nature. Foods in fresh and dried form can be added. Their leaves are excellent for a wide range of food, teas and mojitos, and famous for making delicious drinks.

You might want to keep it at home after listening. But you can feel so sad if you see your beloved plant turning from vibrant green to unknown purple. Plants with insufficient nutrients or trace minerals are usually affected by leaf problems and may include stunted growth, drying up and mainly discoloration.

One of the most frequently asked questions here is why my mint turns reddish-purple. Mint leaves have several reasons to get in this problem, and This article will discuss everything you may need to know about philodendron leaves curling reasons along with preventions.

There Are Some Benefits Of Mint Leaves

Whilst eating the plant offers some health benefits, research shows that mint has several advantages, from increasing digestion to keeping your breath fresh for a long time.

  1. Good Source Of Nutrients

Minting leaves contain vitamins A, Vitamin C and B complex, phosphorous, calcium, are packed with antioxidants and phytonutrients. It is also powerful for antioxidant source. Antioxidants help protect your body against stress oxidation.

  1. Good For Indigestion

The mint is known as an incredible appetiser and helps the digestive system.  Indigestion may occur when food stay for long in the stomach before it enters the rest of the digestive tract. Mint oil has antiseptic and antibacterial effects that relieve indigestion and also reduce stomach upheaval.

  1. Improve Brain Power

Improved brain function by the aroma of essential oils which are coming from this plant. Different studies show that consuming mint may increase alertness and cognitive functions. One study also relates the effects of better memory retention of mint consumption.

  1. Improve Cold Problem

Nose, throat, bronchi, and lungs are known to be clear of mint congestion. Many believe that menthol is an efficient nasal decongestant, but menthol is not a decongestant. The anti-inflammatory properties of Mint also relieve chronic coughing irritation.

  1. Good For Weight Loss 

Mint leaves encourage digestion and increase metabolism to help weight loss. Better metabolism exists if the body can correctly assimilate and absorb nutrients. A quicker metabolism helps to lose weight.

  1. Good For Skin Care

The powerful antibacterial and antifungal properties of mint leaves are highly useful in treating acne and acne outbursts. This plant has high salicylic acid and vitamin, which are excellent for acne action and also control sebum oil secretion in the skin.

Minting leaves are great for skin purifier, toner, astringent and humidifier. Combine this with crushed mint when you want good results, and put 20 minutes on your face.

Mint Leaves Turning Green To Purple: Rason And Prevention

Now we are going to discuss some common reason why your Mint leaves turning green to purple. After seeing the reason get them to solve by the prevention process.

Lacking Of Nutrients

Your Mint plant can not absorb many nutrients from the soil if the soil is cold or too wet. On the other hand, if there are too much acidity and iron in the soil, mint can not absorb precious nutrients from the soil.  

Prevention: You have to analyse that is there has sufficient phosphorus as a nutrient. If the phosphorus level is low, you have to add bone meal, compost and manure to raise the nutrients level. After doing this process, see the soil’s condition that your mint plant can benefit adequately from it.


This problem can create by sunburn because the mint plant thrives well in a shaded area. Direct sun can stop them from keeping their natural green. It can create another color like purple.

Prevention: They prefer a shaded area; it means direct sunlight is right for them. Choose a spot where sunlight doesn’t shine directly for long. You had better if you keep them in other more giant trees than it’s. More significant trees will help them with shade and will protect them from direct sunlight.

Keeping them in the dark light for long

There is a proverb that goes that there is no light. There is no green. The plant can not create a photosynthesis process without light. So if you keep your mint plant in the dark corner of your room for a long time, leaves can not stay green for long.

Prevention: Place them into a lighter location where they can get indirect light from the sun. If you have not the ideal place for making this condition, you can move them to a lighter place during the daytime. After that, you can bring them back to any dark place in your room. But remember, your mint plant can not be placed where the sunshine directly from start to end of the day.

Overwater And Underwater

Sometimes, most people forget to water their plant for a few days, and when they remember the matter, they load water onto their mint plant. But mint needs the right amount of water. Too much water flushes essential nutrients from the soil. 

On the other hand, if you underwater for a long, it creates too dry soil. The Mint root system will struggle to get enough nutrients from the soil for this issue. This lacking of nutrients is responsible for this issue.

Prevention: Mint plant gradually like moist soil, but they don’t thrive well in wet soil. To ensure the moist push your finger into the soil and check is your finger entering a simple way. If your finger inter simply, that mean your soil moisture is perfect for your plant.

The best way to water your mint 1-2 inches every week. On the other hand, if the soil dry 1 inch deep, add water to the mint plant. 

Lack Of Drainage

Mint plant loves moist soil, but the lack of proper drainage root can be roten, and your plant can be weaker day by day. Turning purple is another sign that your plant is getting weaker.

Prevention: Mix your plant soil with sand and perlite to improve proper drainage. Make some hole under the bottom of the pot. 

Different Temperature

Your mint plant like to stay temperature bellow 55 and 70°F (13-21°C) in wintertime. At this temperature, they are unable to process the nutrients from the soil. In the hot summer season, your plant suffers from an over-drying out problem 

And this reason can affect your plant leaves for changing color.

Prevention: In the cold season, Remove your plant and put it in a warmer room away from draughty windows and doors. Similarly, in the summertime, it needs much water because of the over-drying out problem. Consider this matter when the situation is coming.

Some Important FAQ

This section has gathered some essential questions and answers that are very important to understand the discussion above. Go through it; we hope it might be of great help.

  • What nutrients are responsible for purple leaves?

Leaf grinding may lead to several reasons, but the most common is a phosphorus deficiency. Phosphorus is an essential nutrient for plants’ growth, especially for rooting, flora and fruit production.

  •  How can I correct my plants nutrient deficiency?

Consider planting plants rich in nitrogen, such as beans and peas nearby, to correct the nitrogen deficits. Added coffee grounds used and rinsed to the soil to encourage the production of nitrogen.

  • How can I know my plant is affected by phosphorus deficiency?

Plants usually become dark green and look stunted. Older leaves are first affected and may become purplish. Leaf tips are browned in some cases but die to look faint, and ripeness is delayed.

  • What fertilizer is a right mint plant?

Feedback mint plants 16-16-16 full-slow release, granular fertilizer at the beginning of the spring when all the risk of frost passes and new growth emerges. In the ground over the root zone of the plant, apply approximately one teaspoon.


The Mint plant is trendy for its beautifulness and especially for its benefits. But the panic comes when the rare condition is founded like leaves purple. To see your mint plant’s healthiness, you have to choose the right place, and the right amount of water should be ensured for them. The fertilizer is a must for all plant as their food using a fertilizer can improve their health.

Even after going through all the procedure correctly, you may see some condition what is not irregular can be occurred by some lacks. Then you need some advice to get rid of the problem. 

The advice is what we have put in this guide may help you to get prevention.

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