Plant Judo Logo
Fertilizer for grass, lawn, meadow in a bag of white granules on green grass.
Fertilizer for grass, lawn, meadow in a bag of white granules on green grass.

Organic fertilisers are the best for indoor plants. They are a natural way to enhance plant health and give them the necessary nutrients. There are a lot of organic fertilisers available in the market, and choosing one from the list can be challenging. 

However, choosing an organic fertiliser that meets indoor plants’ needs is important. This article discusses the ten best organic fertilisers for indoor plants.

Top 10 Best Organic Fertilisers For Indoor Plants

1. Espoma Organic PT18 Plant Tone

Espoma Organic PT18 Plant Tone is a natural organic fertiliser that can promote plant growth in the home. It contains nutrients like potassium, nitrogen, phosphorus, and micro-nutrients.

It is designed for indoor plants and can be used on all types of plants, including houseplants, flowers, herbs and fruits.

2. Milorganite Slow-Release Nitrogen fertiliser

Milorganite Slow-Release Nitrogen fertiliser is a popular organic fertiliser because it provides slow-release nitrogen that helps plants grow more rapidly. It also helps them fight against disease and pest infestations without using pesticides or herbicides.

This product has been around since 1982 and has earned a reputation for being one of the best organic fertiliser products today. Milorganite is available in liquid and granular forms, making it easy to use with any plant type or size.

3. Down To Earth Organic Kelp Meal

Down To Earth Organic Kelp Meal is a great organic fertiliser for indoor plants because it provides essential nutrients such as potassium, calcium, magnesium, iron, and phosphorus. It also contains trace amounts of nitrates and other micronutrients that are beneficial for plant growth.

4. Joyful Dirt Premium Plant Food & fertiliser

Joyful Dirt Premium Plant Food and fertiliser is among the best organic fertilisers for your garden or indoor plants. It provides all the necessary nutrients for your plants to survive and thrive.

The Joyful Dirt Premium Organic fertiliser has a unique blend of organic ingredients to help your plants grow healthy, strong, and vibrant.

5. Miracle-Gro Performance Organics

Miracle-Gro Performance Organics is a line of organic fertilisers designed to be used with all indoor plants. It is a plant nutrient containing all the nutrients plants need to grow and flourish.

This organic fertiliser for indoor plants comes in various sizes and prices, so it’s easy to find what you need at an affordable price.

Miracle-Gro Performance Organics can help your plant grow faster, giving you more time to enjoy your garden!

6. Neptune’s Harvest Organic Hydrolyzed Fish & Seaweed fertiliser

Neptune’s Harvest Organic Hydrolyzed Fish & Seaweed fertiliser is a highly-effective organic fertiliser for indoor plants. It can be used to fertilise your houseplants, flowers and vegetables.

It is also safe for use with all kinds of plants and vegetables. It contains all the nutrients plants require to grow healthily and bloom beautifully.

7. Humane NutriDense Indoor Plant Food

One of the best organic fertilisers for indoor plants is NutriDense Indoor Plant Food by Humane. It is not only safe for humans, but it is also good for the environment. The product contains no additives or pesticides and can be used on all indoor plants, including houseplants, succulents, herbs, and flowers.

8. HollandBasics 4-4-4 Organic All-Purpose fertiliser

HollandBasics 4-4-4 Organic All-Purpose fertiliser is a safe plant food for indoor plants. It’s made with 100% natural ingredients and is highly recommended for people who want to grow healthy and happy plants.

HollandBasics 4-4-4 Organic All-Purpose fertiliser can be used as a foliar feed, which is the easiest way to feed your plants, or you can mix it into the soil to provide the nutrients your plant needs. The fertiliser also comes in a liquid form, so you don’t have to worry about measuring out the right amount of water for your plant.

The HollandBasics 4-4-4 Organic All-Purpose fertiliser ensures that your plants get all the nutrients they need while being safe and natural.

9. Dr Earth Organic 5 Tomato, Vegetable & Herb fertiliser Poly Bag

Dr Earth Organic 5 Tomato, Vegetable & Herb fertiliser Poly Bag is a great organic fertiliser for indoor plants. It contains humus, seaweed and compost, which are natural sources of nutrients that promote plant growth and development.

10. Coast Of Maine Stonington Lobster & Kelp Plant Food

Coast of Maine Stonington Lobster & Kelp Plant Food is an organic fertiliser that provides a balanced diet for indoor plants. It has high levels of nitrogen and phosphorus, which are essential for plant growth, as well as calcium and magnesium, which help prevent plant diseases like Botrytis. It contains lobster, kelp, and fish meal which all provide nutrients to the plant. It also contains humates which help to improve soil quality.

Fertilizer for grass growth
Fertilizer for grass growth

Conclusion

Organic fertilisers are the safest and most eco-friendly type of fertiliser. However, there are a few key factors to consider when choosing the best organic fertiliser for indoor plants.

Start by considering your plant type, size, and the amount of light it receives. Then think about how often you water your plants and what type of nutrients you want to feed them with.

Was this article helpful? Let us know in the comments.

FAQs

When is the best time to fertilise indoor plants?

There is no universal answer on the best time to fertilise indoor plants. However, there are some factors that you should consider when choosing the best time to fertilise your plants.

The best time to fertilise indoor plants depends on the plant type, its growth stage and how often it needs to be watered.

Is there any drawback to using organic fertilisers for indoor plants?

Organic fertilisers are great for plants because they give them all the necessary nutrients. However, these fertilisers can be messy and difficult to use.

A drawback of organic fertilisers is that they may contain too many nutrients for indoor plants and make them grow too fast. You should use balanced fertilisers such as NPK or potassium-phosphorus-nitrogen to maintain a healthy plant.

Can you use coffee grounds to fertilise indoor plants?

Coffee grounds are a great way to fertilise indoor plants. They can be used as an organic fertiliser, and they can also be used as a source of water for plants.The coffee grounds are rich in nitrogen, potassium and phosphorus. Nitrogen helps plants grow strong, while potassium and phosphorus help in plant growth. The coffee grounds also add beneficial minerals to the soil, which aids in plant growth.