Did you know – some organic fertilizers can provide better nutrition to your plants than chemical fertilizers. Yes, you read it right.
If you are practicing organic gardening and seeking a natural way to enhance plant growth, mustard cake fertilizer is a great option. The mustard cake liquid fertilizer is an excellent, eco-friendly organic fertilizer that offers numerous benefits for plant growth and soil nutrition. You can easily prepare this fertilizer at home with little cost and effort.
What is Mustard Cake?

In the process of making mustard oil, mustard seeds are crushed in the machine.
After extracting the oil from the seeds, the remaining solid material is referred to as a ‘Khali’ or ‘Khal’ or ‘cake.’ This Khali, also known as “mustard cake,” is rich in nutrients and organic matter.
This natural mustard cake is a high-protein supplement and can be used as a powerful organic fertilizer for plants.- It is a natural source of nitrogen (N), phosphorus (P), and potassium (K) in a typical ratio of 4:1:1, making it an excellent NPK source for your plants.
Benefits of Mustard Cake Fertilizer in gardening
1. Rich in Nitrogen
- Mustard cake fertilizer is rich in nitrogen.
- Nitrogen plays an important role in plant growth. It helps in the production of chlorophyll and the formation of protein in plants.
- Lack of nitrogen in plants can cause yellowing leaves and stunted growth.
- By applying mustard cake fertilizer, we can help plants overcome nitrogen deficiency and promote their health and growth.
2. Boost plant energy
Plants make their food and energy through photosynthesis. Mustard cake fertilizer promotes photosynthesis and increases plant energy.
3. Improves soil fertility:
Mustard cake fertilizer improves soil structure and water-holding capacity, thereby increasing soil fertility. It also helps address nutrient deficiencies in the soil.
4. Enhanced plant growth:
- Mustard cake fertilizer has proven to be very beneficial for many plants such as outdoor plants, indoor plants, flowering and vegetable plants.
- Growth of the plants gets enhanced at a notable pace after providing this fertilizer.
How to Make Mustard Cake Fertilizer at home? (2 Easy Methods)
Mustard cake is easily available in the market and can be purchased once and lasts for a longer period of time. There are two methods to use it.
1. Use mustard cake fertilizer in liquid form
This method is the most popular and safe for all types of plants.
Step by step guide to make Mustard Cake Liquid fertilizer:
Step 1: Take a 100 gm of mustard cake, break the big pieces into small pieces and dilute it with 1 litre of water.


Step 2: Cover the vessel and keep it undisturbed for 24 hours.

Note:
- If it is too cold, then you can keep it for one to two days (up to 48 hours in winter), but it should not be left for more than two days in water to decompose.

- After 24 hours, the cake will have dissolved completely. There will be some smell of mustard cake in this liquid fertilizer.
Step 3: Dilute the mixture with 10 times more water, which means mixing 1 part of mustard cake liquid fertilizer with 10 parts of water.

Step 4: After mixing very well with a mug or jug, you can give this fertilizer directly into the soil around your plants.
Pro Tip:
- Never give undiluted mustard cake liquid fertilizer to plants, as it is very strong and can burn the roots.
Did you know?
Mustard Cake liquid fertilizer show results after 4-5 days on the plants and would last for a longer duration.

2. Use of Mustard Cake in powder form

Step 1: Grind the mustard cake into a fine powder.
Step 2: In the pot, remove the top layer of soil,
Step 3: Sprinkle the small handful of mustard cake powder on the soil surface.
Step 4: Mix it well and water the soil.


Also, you can mix this mustard cake powder into soil mixture before planting to enhance soil fertility.
Mustard Cake Fertilizer: Important points to keep in mind before use
1. Do not spray mustard cake liquid fertilizer on the leaves, always apply only to soil.
2. Apply mustard cake liquid fertilizer to the plants only when the soil is dry.
4. Do not overuse it. Apply mustard cake fertilizer to plants every 20-25 days.
5. Mustard cake should be stored in a cool, dry place away from direct sunlight. This will preserve the nutrients and prevent the cake from spoiling.
Pro Tip:
Do not use mustard cake fertilizer on young plants, small succulents, and indoor plants, as it may be too strong for them.
Using Mustard Cake Fertilizer in Summer season:
- Avoid using in extreme summer and dry weather as it can burn the plants.
- Do not give in afternoon, always give during morning or in the evening.
- Avoid using in large quantities.
- Before giving, always dilute more in water.
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This natural mustard cake is a high-protein supplement and can be used as a powerful organic fertilizer for plants.













