Learn how to identify and troubleshoot nutrient deficiencies in your indoor plants. This article discusses common symptoms of deficiencies, such as yellowing leaves or stunted growth, and provides steps for resolving the issues. Improve the health and vitality of your indoor plants with these troubleshooting tips.


Have you ever noticed your indoor plants looking a bit under the weather? Maybe their leaves are yellowing, or they are not growing as well as they should. These could be signs of nutrient deficiencies in your plants. Nutrients are essential for the healthy growth and development of plants. When plants lack certain nutrients, they can experience a range of symptoms that signify deficiencies. In this article, we will discuss the common nutrient deficiencies in indoor plants, how to identify them, and the steps you can take to troubleshoot and resolve these issues.

Identifying Nutrient Deficiencies in Indoor Plants

To troubleshoot nutrient deficiencies in indoor plants, it is crucial to be able to identify the symptoms. Here are some common nutrient deficiencies and their corresponding symptoms:

1. Nitrogen Deficiency

  • Stunted growth
  • Yellowing of older foliage

2. Phosphorus Deficiency

  • Leaf loss
  • Leaf discoloration and spotting (often purple or brown)
  • Older foliage appearing darker than normal
  • Browning leaf tips

3. Potassium Deficiency

  • Browning or yellowing of leaf edges
  • Folded or wilted leaf tips
  • Wilted and/or crisped older growth

4. Calcium Deficiency

  • Pale and/or malformed new growth
  • Difficulty in fruiting or properly maturing fruit

5. Magnesium Deficiency

  • Washed out or pale appearance of older growth between veins
  • Dark and bleeding veins

6. Sulfur Deficiency

  • Lighter color of new growth, including the veins
  • Pale or washed out appearance of older growth as the deficiency progresses

7. Iron Deficiency

  • Yellowing between veins of newer leaves
  • Yellowing between veins of older growth as the deficiency worsens
  • Cream or white appearance of foliage when severely deficient

It is important to note that these symptoms can be similar to those caused by pest infestations or diseases. Therefore, it is crucial to observe your plants carefully and investigate further to accurately diagnose and address the issue.

Troubleshooting Nutrient Deficiencies in Indoor Plants

Once you have identified a nutrient deficiency in your indoor plants, it is time to take action. Here are some troubleshooting steps you can follow to address nutrient deficiencies:

1. Soil Testing

To determine the nutrient deficiency accurately, consider conducting a soil test. Soil tests can help identify which specific nutrients are lacking in the soil and guide you in determining the appropriate corrective measures.

2. Adjusting Soil pH

Some nutrient deficiencies, such as iron chlorosis, are related to soil pH. You can acidify the soil using a sulfur product to address iron chlorosis in acid-loving indoor plants. Conversely, if the soil pH is too low (acidic), you can add lime to raise it and create a more balanced environment for nutrient uptake.

3. Fertilizing

Applying appropriate fertilizers can help address nutrient deficiencies. Organic fertilizers, such as compost or specially formulated organic products, can provide slow-release nutrients to your plants. Follow the instructions on the fertilizer package carefully to avoid over-fertilization, which can lead to further plant stress.

4. Foliar Sprays

In some cases, foliar sprays can be beneficial for providing quick nutrient uptake. You can prepare a nutrient solution and apply it directly to the leaves of your plants using a spray bottle. This method allows the plants to absorb nutrients through their leaves for immediate relief.

5. Adjusting Watering Practices

Inadequate or excessive watering can also affect nutrient availability in the soil. Ensure that you are watering your plants properly by allowing the soil to dry slightly between waterings. Avoid overwatering, as it can lead to nutrient leaching and potential root rot.


Identifying and troubleshooting nutrient deficiencies in indoor plants is essential for their overall health and vitality. By understanding the common symptoms and taking appropriate action, you can support the growth and development of your indoor plants. Remember to observe your plants carefully, conduct soil tests when necessary, and make adjustments to soil pH, fertilization, and watering practices as needed. With these troubleshooting steps, you can help your indoor plants thrive and enjoy their natural beauty.


[^1]: ‘Common nutrient deficiencies in plants – and how to fix them’. Retrieved from https://blog.bluelab.com/common-nutrient-deficiencies-in-plants
[^2]: ‘Nutrient Deficiency of Indoor Plants | University of Maryland Extension’. Retrieved from https://extension.umd.edu/resource/nutrient-deficiency-indoor-plants
[^3]: ‘Why the Leaves of Your Outdoor Plants Are Turning Yellow’. Retrieved from https://www.thespruce.com/plant-nutrient-deficiencies-1402496
[^4]: ‘Extension | Nutrient Deficiencies in Plants’. Retrieved from https://extension.wvu.edu/lawn-gardening-pests/plant-disease/nutrient-deficiencies-in-plants
[^5]: ’15 Plant Nutrient Deficiencies & How to Treat Naturally (with Pictures) – Dre Campbell Farm’. Retrieved from https://drecampbell.com/plant-nutrient-deficiencies-how-fix-naturally/
[^6]: ‘How to Identify 7 Types of Nutrient Deficiency in Houseplants | A Natural Curiosity’. Retrieved from https://anaturalcuriosity.org/nutrient-deficiency/
[^7]: ‘Guide to Symptoms of Plant Nutrient Deficiencies’. Retrieved from https://extension.arizona.edu/pubs/guide-symptoms-plant-nutrient-deficiencies
[^8]: ‘Preventing, Diagnosing, and Correcting Common Houseplant Problems’. Retrieved from https://extension.psu.edu/preventing-diagnosing-and-correcting-common-houseplant-problems