Do Christmas Cactus like Coffee Grounds?

Christmas cactus is a popular and beautiful houseplant that blooms indoors in winter. Unlike other plants that want direct sunlight, Christmas cactus plants thrive in low-light conditions. This plant is easy to care and they do have specific needs when it comes to soil, water, and fertilization.

One question that many plant owners have is whether or not Christmas cactus like coffee grounds.

Yes, Christmas Cactus likes Coffee Grounds. They can benefit from coffee grounds as they provide organic matter and nutrients to the soil.

This report states that coffee grounds can be a beneficial addition to soil due to their high nitrogen content, but they should be used in moderation.

It also highlighted that coffee grounds are considered a green material so adding equal quantities of brown materials like brown leaves, shredded cuttings and paper can balance the mix.

Further it is explained that using fresh coffee grounds in your soil can make it more acidic as compared to used coffee grounds which are neutral.

Know your plant – Christmas Cactus

do christmas cactus like coffee grounds

To know that your Christmas cactus thrives, it’s important to understand its specific needs. These plants are native to Brazil. In their natural habitat, Christmas cactus attach themselves to tree branches and absorb the surrounding high humidity, dappled sunlight, and warm temperatures.

As for their needs, these plants require well-draining, nutrient-rich soil for their natural environment.

When it comes to watering, Christmas cactus are somewhat unique in that they prefer to be kept slightly on the dry side. Overwatering houseplants often leads to discolored leaves and root rot, so allow the soil to dry out between watering. Also, be sure your plant doesn’t become completely dry, as this can cause the leaves to wilt and finally drop off.

In terms of light, Christmas cactus do best in bright indirect light. Direct sunlight can scorch the leaves.

The Christmas cactus thrives in a cooler environment, with a preferred daytime temperature of around 70°F and a slightly lower evening temperature of 60-65°F.

Finally, when it comes to fertilization, Christmas cactus benefit from a balanced fertilizer. Coffee grounds can be a useful addition to the soil, as they provide organic matter and nutrients.

Do Christmas Cactus like Coffee Grounds?

Yes, they like coffee grounds. Christmas cactus can benefit from coffee grounds as they provide nutrients to the soil.

However, it’s important to use them in moderation and mix them well with other soil amendments to avoid acidity build-up. Too much acidic soil can harm the delicate root system of your Christmas cactus.

Coffee grounds have quite acidic pH of the soil when used as fresh. But, as mentioned above, used coffee grounds can make soil neutral which is preferable for your plant this says – Oregon State University.

However, note that fresh coffee grounds are actually quite acidic, with a pH of around 5.2. 

It’s best to mix coffee grounds with other carbon-rich materials such as dried leaves and shredded paper to help balance the pH levels.

Moreover, you can compost the coffee grounds before using them, which will help to reduce their acidic levels.

Using coffee grounds can also improve soil structure and water retention making it good for your plant.

How to Use Coffee Grounds for Christmas Cactus Plant?

There are several ways to use coffee grounds for your Christmas cactus plant, including composting, using them in the potting soil mix, or making coffee fertilizer.

In order to use coffee grounds, dry them first. Spread the grounds out over a large area and allow them to dry completely. Moist coffee grounds can quickly become mouldy and are not suitable for use as fertilizer.

1. Composting

Composting coffee grounds is an excellent way to reduce waste while adding valuable nutrients to your soil. Mix leftover coffee grounds with other composting materials, over time, they will break down into rich, nutrient-dense soil. 

Check this: How to compost chicken manure in 18 days?

2. Potting soil mix

Another way to use coffee grounds is by incorporating them into your potting soil mix.

Add leftover coffee grounds to your potting soil, ensuring that they are well-mixed. This will help to improve soil drainage, prevent compaction, and provide your Christmas cactus plant with the necessary nutrients it needs to thrive.

3. Coffee Fertilizer

Finally, making coffee fertilizer is another option.

Mix coffee grounds with water and let them steep for a few days. After a few days, strain the mixture, and you have a nutrient-rich fertilizer that you can use to feed your Christmas cactus plant.

Pros and Cons of Using Coffee Grounds on Houseplants

Here are some pros and cons to keep in mind when using coffee grounds on your houseplants-


  • Coffee grounds are a natural fertilizer – Unlike many commercial fertilizers, coffee grounds are a natural and organic source of nutrients for your houseplants.
  • Rich in nutrients – Coffee grounds are rich in nitrogen, phosphorus, and potassium, which are all essential nutrients that plants need to grow.
  • Promotes good soil health – Coffee grounds can help to improve the overall health of your soil by increasing its water retention and promoting healthy microbial activity.
  • Supports worm populations – Coffee grounds also support worm populations which are beneficial for soil health and aeration.


  • Can be acidic – Coffee grounds are naturally acidic, which can be harmful to some plants if used in excess. It’s important to use them in moderation and test the pH of your soil regularly.
  • Can attract pests – The strong aroma of coffee can also attract pests like fruit flies and ants, which can be a nuisance to deal with.
  • Can lead to mould growth – Moist coffee grounds can quickly become mouldy, which can be harmful to your houseplants. It’s important to dry them thoroughly before using them as fertilizer.

Read on my article: Should You Fertilize Houseplants in the Winter?

Can you put coffee grounds in potted plants?

Yes, you can put your coffee grounds in potted plants. This can be a great addition to your potted plants, as they can provide many benefits. As a natural source of nutrients, coffee grounds can help to improve soil health and promote healthy plant growth. They are also a great way to recycle coffee waste and can be a sustainable option for plant fertilization.

Can you put coffee grounds in compost?

Yes, coffee grounds can be a great addition to your compost pile. It is natural source of nitrogen, which is an important nutrient for plant growth. 

Coffee grounds can also help to balance the carbon-to-nitrogen ratio in your compost pile, which can promote healthy microbial activity and speed up the decomposition process.

Most gardening experts recommend adding leftover coffee grounds into the compost pile, but you shouldn’t exceed more than 20 percent composting material. Also, ensure to mix compost pile so that they are evenly distributed.

Is too much coffee grounds bad for soil?

While coffee grounds can be a great addition to the soil in moderate amounts, using too many coffee grounds can actually be harmful. As coffee grounds are high in nitrogen, an excess of nitrogen can restrict their growth.

If coffee grounds are used in excess, they can make a layer that prevents water from penetrating the soil properly, which can lead to waterlogging and root rot. This can be problematic in container plants, where drainage is already limited.

To avoid these issues, use coffee grounds in moderation. A good rule of thumb is to limit coffee grounds to no more than 20% of your total compost or soil mix. It’s also a good idea to mix the coffee grounds with other organic materials to balance out the nitrogen content and improve the soil.

How often to fertilize the Christmas cactus plant?

Fertilize your plant during its growing season, which is from early spring to late summer.

During this time, you should fertilize your Christmas cactus once a month with a balanced, water-soluble fertilizer. This will provide your plant with the nutrients that your plant needs to grow and bloom.

However, over fertilizing results in layer of salt build up on the potting soil, which can damage your plant’s roots. If you notice that your plant is looking stressed or yellowing, it may be a sign that you’re fertilizing too much.

Also, give your Christmas cactus a break from fertilization during the fall and winter months, when it’s not actively growing. During this time, you can simply water your plant as needed and allow it to rest until its next growing season. 

Important Tips on Growing Christmas cactus plant

Light – Christmas cactus prefer bright, indirect light, but too much direct sunlight can be harmful to the plant. Place your plant near a window that receives indirect sunlight for most of the day.

Watering – These plants need to be watered consistently, but not excessively. Allow the soil to dry slightly between watering, and avoid letting the soil become completely dry or waterlogged.

Humidity – Christmas cactus plants thrive in high-humidity environments. You can create a humid environment by placing a tray of water near the plant or using a humidifier.

Temperature – These plants prefer temperatures between 60°F and 70°F. So avoid placing them in areas that are too cold or too hot.

Fertilizing – Christmas cactus benefit from regular fertilization during their growing season, which is typically from spring to fall. Use a balanced fertilizer for two to three weeks in its growth period.

Repotting – These plants don’t need to be repotted often and prefer to be slightly root-bound. Repot only when the plant has outgrown its current pot or the soil has become depleted.


Christmas cactus is a popular houseplant known for its stunning blooms during the holiday season. Taking good care of your Christmas cactus plant is essential for it to thrive and produce beautiful flowers year after year. Using coffee grounds as a natural fertilizer is a great way to nourish your Christmas cactus.

Moreover, take care of your Christmas cactus by maintaining the proper temperature, light, and humidity levels. Providing enough water and avoiding over-fertilization is also essential for the plant’s health.