20 Amazing Home Remedies for Treating Coleus Yellowing: A Comprehensive Guide

Introduction

Coleus, a vibrant and versatile foliage plant, is a popular choice for gardeners due to its colorful leaves and ease of care. However, occasionally, coleus plants may suffer from yellowing leaves, which can be caused by various factors such as nutrient deficiencies, overwatering, insufficient light, or pests. To address this issue, many home remedies have been used with varying degrees of success. This comprehensive guide will explore 20 effective home remedies for treating coleus yellowing, providing detailed instructions, precautions, and scientific evidence to support their use.

20 Effective Home Remedies for Treating Coleus Yellowing

1. Epsom Salt Soak

Ingredients:

• 1 tablespoon Epsom salt
• 1 gallon water

Instructions:

1. Dissolve Epsom salt in water.
2. Dip the affected coleus plant into the solution for 30 minutes.
3. Remove the plant and allow it to drain thoroughly.

Precautions:

• Do not over-soak the plant, as this can lead to root rot.
• Repeat the treatment every two weeks until the yellowing subsides.

2. Baking Soda Spray

Ingredients:

• 1 teaspoon baking soda
• 1 quart water

Instructions:

1. Mix baking soda with water in a spray bottle.
2. Spray the baking soda solution directly onto the affected leaves.
3. Allow the solution to sit for 15 minutes before rinsing it off with clean water.

Precautions:

• Do not spray baking soda on the plant during hot weather, as it can cause leaf burn.
• Avoid using baking soda excessively, as it can increase the pH of the soil.

3. Apple Cider Vinegar Solution

Ingredients:

• 1 tablespoon apple cider vinegar
• 1 quart water

Instructions:

1. Mix apple cider vinegar with water in a spray bottle.
2. Spray the apple cider vinegar solution onto the affected leaves.
3. Allow the solution to sit for 30 minutes before rinsing it off with clean water.

Precautions:

• Do not use full-strength apple cider vinegar, as it can burn the leaves.
• Repeat the treatment every three days until the yellowing subsides.

4. Plant Tonic

Ingredients:

• 1 cup seaweed extract
• 1 cup fish emulsion
• 1 gallon water

Instructions:

1. Mix all ingredients in water.
2. Apply the plant tonic to the soil around the affected coleus plant.
3. Repeat the treatment every two weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying plant tonic to the leaves directly, as it can cause leaf burn.

5. Milk Spray

Ingredients:

• 1 cup milk
• 1 cup water

Instructions:

1. Mix milk with water in a spray bottle.
2. Spray the milk solution onto the affected leaves.
3. Allow the solution to sit for 30 minutes before rinsing it off with clean water.

Precautions:

• Do not use milk that has spoiled.
• Avoid spraying milk on the plant during hot weather, as it can attract pests.

6. Hydrogen Peroxide Solution

Ingredients:

• 1 tablespoon hydrogen peroxide
• 1 quart water

Instructions:

1. Mix hydrogen peroxide with water in a spray bottle.
2. Spray the hydrogen peroxide solution onto the affected leaves.
3. Allow the solution to sit for 15 minutes before rinsing it off with clean water.

Precautions:

• Do not use full-strength hydrogen peroxide, as it can burn the leaves.
• Avoid spraying hydrogen peroxide on the plant during hot weather, as it can cause leaf burn.

7. Banana Peel Fertilizer

Ingredients:

• 1 ripe banana peel

Instructions:

1. Cut a ripe banana peel into small pieces.
2. Bury the banana peel pieces around the affected coleus plant.
3. Water the plant thoroughly.

Precautions:

• Do not bury the banana peel too close to the stem of the plant, as this can lead to root rot.
• Avoid over-fertilizing the plant, as this can lead to nutrient burn.

8. Iron Supplementation

Ingredients:

• Iron chelate fertilizer

Instructions:

1. Follow the instructions on the iron chelate fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying iron chelate fertilizer to the leaves directly, as it can cause leaf burn.

9. Nitrogen Supplementation

Ingredients:

• Nitrogen fertilizer

Instructions:

1. Follow the instructions on the nitrogen fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying nitrogen fertilizer to the leaves directly, as it can cause leaf burn.

10. Potassium Supplementation

Ingredients:

• Potassium fertilizer

Instructions:

1. Follow the instructions on the potassium fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying potassium fertilizer to the leaves directly, as it can cause leaf burn.

11. Calcium Supplementation

Ingredients:

• Calcium fertilizer

Instructions:

1. Follow the instructions on the calcium fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying calcium fertilizer to the leaves directly, as it can cause leaf burn.

12. Magnesium Supplementation

Ingredients:

• Magnesium fertilizer

Instructions:

1. Follow the instructions on the magnesium fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying magnesium fertilizer to the leaves directly, as it can cause leaf burn.

13. Sulfur Supplementation

Ingredients:

• Sulfur fertilizer

Instructions:

1. Follow the instructions on the sulfur fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying sulfur fertilizer to the leaves directly, as it can cause leaf burn.

14. Manganese Supplementation

Ingredients:

• Manganese fertilizer

Instructions:

1. Follow the instructions on the manganese fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two to three weeks until the yellowing subsides.

Precautions:

• Do not over-fertilize the plant, as this can lead to nutrient burn.
• Avoid applying manganese fertilizer to the leaves directly, as it can cause leaf burn.

15. Zinc Supplementation

Ingredients:

• Zinc fertilizer

Instructions:

1. Follow the instructions on the zinc fertilizer label.
2. Apply the fertilizer to the soil around the affected coleus plant.
3. Repeat the treatment every two