Orchids are perennial flowering plants with evergreen foliage. Some varieties, like the phalaenopsis orchid, are easy to grow indoors. They can then brighten up your home with their bright and varied colors. But to achieve spectacular flowering, it is important to fertilize your orchid. Discover these 4 foolproof fertilizers to make your orchids bloom all year round.

Fertilizers are beneficial for plants. They provide them with nutrients to promote their growth, but also their flowering or fruiting. To fertilize your orchids and obtain beautiful flowering all year round, you can use these 4 natural fertilizers.

What are the 4 foolproof fertilizers to make orchids bloom all year round?

Here are 4 natural fertilizers to encourage the flowering of your orchids and enjoy their beautiful flowers all year round.

1. Eggshells to fertilize orchids

Eggshells  are beneficial to plants. Rich in potassium and calcium,  they serve as a natural fertilizer.  To encourage the flowering of your orchids, crush the egg shells using a pestle and mortar, and put them in a saucepan with water. Bring the mixture to a boil, then remove the pan from the heat  and let it steep for 8 hours.  Filter your preparation and store the solution obtained in the refrigerator. Use this eggshell infusion to water your orchids.

You can also simply crush the eggshells and scatter them over your flowering plant’s potting soil.

Phalaenopsis orchids

2. Rice cooking water as fertilizer for orchids

The cooking water from certain foods, such as rice, is very effective in fertilizing orchids,  provided that this water is not salty.  After cooking the rice, collect the cooking water and let it cool,  before using it to water your orchids.

In addition to rice, you can also use the cooking water from the potatoes. This tuber can provide your plants with potassium, but also a little phosphorus. To do this, simply keep the cooking water from the potatoes and use it to water your orchids when it has cooled. You can also cook small pieces of unpeeled potatoes and  then add them directly to your plants’ pot. 

3. Cow’s milk to fertilize orchids

Cow’s milk is rich in calcium and nitrogen proteins beneficial  for the good growth of orchids.  Milk also has antifungal properties and can be used  to prevent fungal diseases  that can  affect your plants such as powdery mildew.  To fertilize your orchids, add a little water to the used milk carton, if there is any milk left, then water your plants. However, be careful  not to use excess cow’s milk,  as this could cause bad odors and slow down the growth of your plants.  It should in no case replace watering with water. Also favor skimmed or semi-skimmed milk, rather than whole milk.

Tip:  To combat fungal plant diseases, dilute one part milk in 4 parts water and water your plants with this solution once every 2 or 4 weeks.

Orchids

4. Green tea as fertilizer for orchids

Green tea is very useful for plants. Thanks to its nitrogen content, it can be used to naturally fertilize orchids and promote their flowering. To do this, simply open a green tea bag  and spread its contents over your plant’s soil.  This tip can be used once a month, during spring, but also in summer.

In addition to these fertilizers, other natural fertilizers exist such as Epsom salt which is rich in magnesium, banana peels which are rich in potassium and nitrogen, or even coffee grounds, which are an  essential fertilizer for all plants.

These 4 natural fertilizers will allow you to fertilize your orchids, in order to promote their good growth and stimulate their flowering all year round.