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10 Best Homemade Fertilizers for Rubber Plant: DIY Recipes and Application Method 

Rubber plants, with their glossy leaves and air-purifying qualities, have become a popular choice for indoor plant enthusiasts. These tropical beauties are relatively low maintenance but require proper care to thrive. One essential aspect of caring for Rubber plants is providing them with the right nutrients through fertilization. 

10 Best Homemade Fertilizers for Rubber Plant

Caring for Rubber plants with homemade fertilizers not only promotes healthy growth but also a sustainable and eco-friendly approach to gardening. By utilizing natural ingredients and avoiding harmful chemicals, you are not only benefiting your plant but also the environment. Making your organic fertilizers provides an affordable and effective way to nourish your Rubber plant while reducing waste and minimizing your carbon footprint. 

10 Best Homemade Fertilizers for Rubber Plant

Banana Peel Infusion 

Banana peel infusion is a fantastic homemade fertilizer for Rubber plants. Not only does it provide essential nutrients, but it’s also an eco-friendly way to repurpose kitchen waste. To make this DIY recipe, simply chop up banana peels and steep them in water for a few days. The potassium-rich solution will help promote healthy growth and vibrant foliage. Remember to strain the mixture before using it on your Rubber plant to prevent any clogging issues. You can apply the banana peel infusion every 2-4 weeks for optimal results. 

Epsom Salt Elixir 

This simple homemade fertilizer is easy to make and will help your plant thrive. Epsom salt can benefit Rubber plants by promoting healthy growth and vibrant green leaves. Mixing it with water creates a solution that the plant’s roots can easily absorb. To create the Epsom Salt Elixir, dissolve one or two tablespoons of Epsom salt in a gallon of water. Stir well and pour the mixture into a watering can or spray bottle for application. Water your Rubber plant with this elixir once every month during the growing season to see noticeable results.  

Fish Emulsion Blend 

This organic fertilizer is rich in nutrients that can promote healthy growth and vibrant leaves. To make this fertilizer, simply mix fish waste or scraps with water and let it sit for a few weeks. The decomposition process will create a nutrient-rich liquid that your Rubber plant will love. Fish emulsion contains nitrogen, phosphorus, and potassium, which are vital for strong root development.

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Rubber Plant Leaves

Plus, it’s an eco-friendly option that helps reduce food waste. By incorporating this homemade fertilizer into your plant care routine, you can watch your Rubber plant thrive while also minimizing the use of synthetic chemicals. 

Eggshell Solution 

To create an eggshell solution, simply collect used eggshells, wash them thoroughly, and crush them into small pieces. Place the crushed eggshells in a container filled with water and let it sit for a few days. Once ready, strain the mixture to remove any leftover shell fragments and transfer the liquid to a spray bottle or watering can. Use this homemade fertilizer on your Rubber plant every 2-4 weeks for best results. By using this natural eggshell solution, you’re not only providing essential nutrients to your plant but also reducing waste in an eco-friendly way. 

Compost Tea Brew 

To create a compost tea brew, simply soak compost in water for a few days. The water will become infused with beneficial microorganisms and nutrients from the decomposing organic matter. Once ready, strain the liquid and dilute it with water before applying it to the soil of your Rubber plant. Compost tea is rich in nitrogen, phosphorus, potassium, and other trace minerals that are vital for healthy growth. It also helps improve soil structure and encourages beneficial microbial activity in the root zone. 

Molasses Mix 

Molasses is not just for baking – it can also be a fantastic fertilizer for your Rubber plants. Rich in iron, potassium, and sulfur, molasses can help promote healthy growth and vibrant foliage. To create your own molasses mix, simply dilute 1-2 tablespoons of unsulphured molasses in a gallon of water. Make sure the molasses is well mixed before applying it to the soil around your Rubber plant. 

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Modern Houseplants

This natural fertilizer can also stimulate beneficial microbial activity in the soil, improving nutrient uptake and overall plant health. Plus, its sticky consistency helps bind nutrients to the soil for longer-lasting effects. 

Seaweed Extract Soak 

Seaweed extract soak is a fantastic homemade fertilizer for Rubber plants. To create this nutrient-rich fertilizer, soak dried seaweed in water for a few days to allow the nutrients to leach into the liquid. Once ready, strain out the seaweed and use the infused water to nourish your Rubber plant. It’s an eco-friendly option that won’t harm the environment. By incorporating seaweed extract into your plant care routine, you’ll be providing your Rubber plant with all the necessary vitamins and minerals it needs to thrive. 

Coffee Grounds Compost 

If you’re a coffee lover, you’ll be glad to know that those leftover coffee grounds can also benefit your Rubber plant. Coffee grounds help promote healthy leaf growth and overall plant development. To create a coffee grounds compost for your Rubber plant, simply collect used coffee grounds from your morning brew. Allow the grounds to dry out before sprinkling them around the base of the plant or mixing them into the soil. As the coffee grounds decompose, they release nutrients that are beneficial for your Rubber plant’s health.  

Vinegar Dilution 

Vinegar, a common household item, can work wonders in nourishing your Rubber plant. By diluting vinegar with water, you create a gentle yet potent solution that provides essential nutrients to your green friend. To make this DIY fertilizer for Rubber plants, mix one or two tablespoons of apple cider vinegar with water. Be sure to stir well to ensure the ingredients are thoroughly combined. Once mixed, apply this solution to the soil around your Rubber plant. The acidity of the vinegar helps enhance nutrient absorption and promote healthy growth. 

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Rubber Tree

Aloe Vera Gel Blend 

Aloe Vera is not just great for skin care; it can also work wonders for your indoor plants. This succulent plant contains beneficial nutrients that can help nourish and strengthen your Rubber plant. To make Aloe Vera gel blend fertilizer for Rubber plants, simply mix pure Aloe Vera gel with water in a 1:1 ratio.

You can use fresh gel from the leaves of an Aloe Vera plant or store-bought organic gel. The mixture will provide essential vitamins, minerals, and enzymes to support the growth of your Rubber plant. Apply the Aloe Vera blend to the soil around the base of your Rubber plant once every month during its growing season.  


Rubber plants are beautiful additions to any indoor space, and with the right care and attention, they can thrive for years. Experiment with different homemade fertilizers to see what works best for your plant. Remember always to follow the proper application methods and not over-fertilize your Rubber plant. With a little bit of love and some homemade fertilizer, your Rubber plant will continue to flourish and bring greenery into your home for years to come. 


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