Do Hibiscus Like Coffee Grounds? (Yes, They Completely Do)

Plants, especially flowering plants like Hibiscus, need regular care and maintenance for a better bloom. Even when your soil is rich in minerals and has an assured water supply, proper sunlight and temperature, you can miss out on something.

The most important element for the planters to have is fertilizers. Soil needs to be fertilized effectively because a series of planting can leave the soil deficit of minerals. Coffee grounds can also be used as fertilizers for many plants.

But, do hibiscus like coffee grounds?

In the case of hibiscus plants, planting them on coffee grounds can be a smart garden hack. Coffee grounds are rich in cacao, nitrogen, phosphorus, magnesium and potassium, which are all beneficial for the growth of a hibiscus plant.

Do hibiscus like coffee grounds
hibiscus and coffee grounds

Do hibiscus like coffee grounds?

Hibiscus is a flowering plant that comes in several colors and is very beneficial for health. Though it is a low maintenance plant, there are ways through which you can boost the growth of your plants. These flowering plants grow best in moist and well drained soil.

This can take much labor, and thus to make your work easier; we have come up with a fact. Hibiscus plants grow well in the coffee grounds. Coffee grounds improve your grounds’ drainage and add many beneficial nutrients to the soil.

This includes nitrogen, phosphorus, potassium and magnesium, all needed for this flowering plant.

However, nothing too much is good. Therefore, one should be cautious with alternative cropping patterns and avoid overdoing things. First, one needs to know how much coffee grounds should be added to the soil.

You can mix coffee grounds into the soil before or after planting the plant. Mix the coffee grounds well so they are evenly distributed throughout.

This will enable the roots to access the mixture’s nutrients and minerals. Two spoons of coffee grounds per square foot of soil are the perfect measurement for your hibiscus plants. It contains too much nitrogen, which can harm your plants. Hence try to repeat the process every few weeks.

What is the best fertilizer for my hibiscus?

Besides coffee grounds, several homemade fertilizers can benefit your plant’s growth. We have listed some of the most popular techniques to make an efficient fertilizer for your hibiscus plants at home.

Vinegar Solution

We have you if you are looking for a cheap method to fertilize your soil for hibiscus plants. All you need to do is look for a bottle of vinegar in your refrigerator.

Take a cup of vinegar and mix it with a gallon of water.

Spray the mixture on the soil to reach the plants’ roots.

This paves the way for the important nutrients and minerals, making the soil ready to support the plant’s growth.

Vinegar Solution
Vinegar Solution

Banana Peels

Banana Peels
Banana Peels

Is there even anyone who does not like to have bananas? Bananas are one of the most nutritious fruits, which can be consumed raw or cooked in several recipes. Collect the peels of the eaten bananas in a basket.

Chop the peels into pieces and keep them for a while in a closed bin to be composted. Once done, you can add it to the soil.

Banana peels are rich in potassium and have moderate nitrogen levels, which is perfect for the growth of hibiscus. 

 Make use of blackstrap molasses

Blackstrap molasses are rich in calcium, iron, potassium and magnesium. To turn it into fertilizer, make an equal mixture of water and molasses. Spray it near the base of your hibiscus plant.

Used Tea Leaves

Tea is rich in several nutrients, including tanin acids that create a fertile soil base for the growth of the hibiscus plants.

You can mix two teaspoons of tea grounds or used tea leaves per square foot of soil.

Their dissolution into the soil improves the fertility of the soil by increasing the nutritional levels.

Used Tea Leaves
Used Tea Leaves

What plants benefit coffee grounds?

Coffee grounds are rich in nitrogen, a primary necessity for the growth of most houseplants. They are also great in worms, which add to their organic meter. Caffeine plants prevent other plants from gaining soil nutrients.

This allows them to use all available water and nutrients, making the ground rich. Thus, it can be a good source of all one mineral, especially if you are fond of houseplants. Below are several houseplants that have benefited from the coffee grounds.

Jade Plants

Jade plant is a classic leafy plant commonly found in households. It is a very low maintenance plant and prefers an efficient nitrogen supply.

This is because nitrogen reflects the dark green color of the leaves and makes the stems fleshy and thick.

Coffee grounds are rich in nitrogen, making them a good fertilizer for Jade plants.

Jade Plants
Jade Plants



The plant’s scientific name is Epipremnum aureum, and it also requires a good amount of nitrogen supply.

You can add black coffee to your watering routine once a week.

You may add a coffee ground to the soil and mix it well before planting it. This improves the growth of the plant and helps it flourish.

African Violet

Also called the Saintpaulia spp, it is a beautiful flowering plant.

It adds to the colors of your indoors and makes it much more vibrant.

African Violet flourishes well under the effect of proper nitrogen supply.

Thus a mixture of soil and coffee grounds will be best for the base of this plant.

African Violet
African Violet

Miniature Roses

Miniature Roses
Miniature Roses

Roses are all time favorite houseplants for many folks. It adds up to the vibrancy of your house, and the flower endures several medicinal qualities.

Boiling the flower in water makes up a solution called rose water which is very good for the skin.

Roses are of many kinds, of which rosa is the scientific name of miniature roses, perfect as a houseplant. It requires much nitrogen supply for its growth. This can be provided with coffee grounds added to the soil.

How do you fertilize hibiscus with coffee grounds?

Coffee grounds are a very good supplement of nutrients for your hibiscus plants as they contain several minerals altogether. Every planter should keep in mind the policy of N-P-K nutrients, which are the prime ones for every plant.

How do you fertilize hibiscus with coffee grounds
How do you fertilize hibiscus with coffee grounds?

‘N’ denotes nitrogen, ‘P’ denotes phosphorus, and ‘K’ denotes potassium. Coffee plants do not allow other plants to reach out to these minerals, making its grounds fertile. You can make use of these grounds to provide a variety of required nutrients by following the steps mentioned below—

  • Take two spoons of coffee ground for each square foot of area.
  • Before adding the coffee grounds to the soil, mow and churn the soil well
  • Mix the coffee grounds and the soil well with your hands to spread out evenly. 
  • Plant your plants on this prepared soil and water regularly for the first 6 weeks for a healthy grown plant.

Frequently Asked Questions (FAQs)

How do I increase flowering in hibiscus?

There are several things to be kept in mind to increase the growth of your hibiscus plants.

☑️ Sunlight- Hibiscus plants require at least 6 to 8 hours of direct sunlight for flowering. But it is to be kept in mind that the sun’s scorching heat is harmful to the plants. Hence the plant should be kept out of the sun’s heat from 12 noon till 2 p.m.
☑️ Size of the container- The flowering of your hibiscus plant will only increase when it is slightly root bound. Hence, it is better not to plant it in a large pit and increase the pot size gradually as the plant grows.
☑️ Use of Fertilizers- Effective use of fertilizers induces the plant’s growth at a much faster rate. The soil should be fertilized every 3 to 6 months for better performance of the plants.
☑️ Watering- During summers, hibiscus plants should be watered regularly. The finger dip method is efficient for keeping moisture in check during winter.
☑️ Controlling the pests- Pests like whiteflies, mealybugs and aphids often damage the flowers and leaves of the hibiscus plants. It is beneficial to use neem oil spray as a pesticide once every 15 days to keep the plants’ pest free.

What month do you fertilize hibiscus?

Hibiscus plants require high nutrient flow and therefore need to be fertilized often. It is ideal for fertilizing the hibiscus plants about once a week during the flowering period, that is, in February and March.

How often should you add coffee grounds to plants?

Coffee grounds are very rich in nitrogen, whose overdose can harm the plants. Hence, a cup of ground coffee once a week is ideal for your garden plants.

What flowers can you put coffee grounds around?

Several flowering plants like coffee grounds. Some of them are blueberries, azaleas, hollies, roses, African violets, lilies etc.

What do I do with old coffee grounds?

Coffee grounds are never too old to be used. You can use your old coffee grounds to fertilize your acid-loving plants. It can also be used for mixing in the compost used for the plants as a source of nutrients.


Special attention and care are needed for your garden plants to grow at their fullest, even if they are low maintenance. Plants which require acids as one of the sources can do very well with coffee grounds. Coffee grounds contain several nutrients and are an all on one solution. 

Plants like hibiscus and blueberry hugely benefit from using coffee grounds. But the quantities used should be kept in mind as an overdose can harm the plants.

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