Orchid Fertilizer - Which Product is the Best Nutrient for Orchids?

Orchid Fertilizer - Which Product is the Best Nutrient for Orchids?

Orchids used to be In this country as exotics and were so rare that you had to pay a high price for them. Today it's different: there are countless varieties that are perfect for the windowsill, thanks to their simple care, and so bring exotic flair to your own four walls in no time at all. Even free orchids for the garden exist meanwhile. Almost all the orchids that are commercially available are epiphytes, so Aufsitzer: their original home are the trees in the rainforest. This is especially true for the popular genera Cattleya, Phalaenopsis, Oncidium and Miltonia. From this unusual environment it is easy to draw conclusions about the demands of the orchid: The coveted plant needs no soil and little water, does not tolerate waterlogging and must not receive too much fertilizer, after all, the nutrients on trees are quite sparse.

Nevertheless A little tact is needed to keep an orchid alive for a long time. You should not water them, but dive once a week in a water bath and regular leaf care is important. Even more difficult, however, is the nutrient supply. In nature, orchids get all the essential nutrients from rotted leaves and from the atmosphere. This can best be recreated in the home with a special orchid fertilizer. In the trade you will find a number of different products. But which orchid fertilizer is best suited for the demanding plant? We'll give you an answer to that question now.

Fertilizers Should Be Used Sparingly in Orchids

Some fertilizer is helpful in providing the orchids with all the nutrients they need for a rich blooms.

A true professional knows : Too much fertilizer does more damage to the sensitive plants than it helps. Therefore you should fertilize sparingly.

If a suitable fertilizer is applied in the correct concentration, the orchids will bloom longer and lusciously. Instead of using conventional universal fertilizer, you should buy special orchid fertilizer. It is optimally tailored to the requirements of exotic plants and really contains only the salts and trace elements that the orchid really needs. But be careful: During the resting phase you should not give the orchid any fertilizer.

What should be the composition of Orchid Fertilizer?

Good Orchid Fertilizer contains the following main ingredients:

  • Nitrogen (N) - Ensures a good thriving growth Leaves, indicating yellow or stunted foliage indicates nitrogen deficiency.
  • Phosphate (P) - Supports flowering and promotes healthy root growth.
  • Potassium (K) - Boosts resistance and strengthens plant tissue

On the fertilizer the concentration of the core nutrients nitrogen, phosphate and potassium (NPK) is always given as a percentage.

In addition, orchid fertilizers also contain a specific composition of other ingredients such as zinc, manganese, molybdenum, iron, boron, copper and calcium.

With an orchid fertilizer, play it safe when fertilizing the exotics.

What types of orchid fertilizer are there?

Org Anemic fertilizers such as horn shavings are not suitable for orchids. They must first be prepared by the organisms in the soil before the plants can absorb the nutrients. This is not possible in the porous substrate in the pot of the orchid. Also commercially available flower fertilizer should not be used under any circumstances. It often contains too much nitrate and salt, which literally burns the roots of orchids. A special orchid fertilizer is a good choice. However, there are many different variants here as well. For example, liquid orchid fertilizers, special substrates, fertilizer sticks, vital sprays and homeopathic fertilizers are on offer. The type of product you choose depends on the orchid type as well as your personal preferences.

Liquid Orchid Fertilizer

Liquid fertilizer is the most popular form of orchid fertilizer, which is why most Orchid Friends choose this option. It is usually sold in bottles with a capacity of 0.2 liters. This will take a relatively long time, because the fertilizer is dosed very sparingly. Fertilizing with a liquid fertilizer is particularly easy. In addition, the orchid benefits from this type of fertilization, because the nutrients can be distributed evenly in the substrate.

Special substrate for fertilizing the orchids

As a contemporary fertilizer for orchids, there is now also a special substrate. It is usually sold in sizes of 7 liters per pack. The special substrate has long been used not only to fertilize the orchids, but also fulfills other important tasks that are just as important for the survival of the orchid as it is for a large flowerage. For example, this orchid fertilizer also helps to aerate the sensitive root system perfectly. So you can avoid waterlogging and root rot if you choose this special substrate. The substrate consists largely of coarse clay granules. This is mixed with selected trace elements, which correspond to the nutrient requirements of the orchids, and with high-quality pine bark. Orchids treated with the special substrate will receive all the essential nutrients. In addition, they provide the plants with an almost perfect water balance, which is very adapted to the natural environment of the orchid. These are ideal conditions for healthy plants that will pamper you with their flowers.

Fertilizer sticks

Fertilizer sticks are a popular variant for fertilizing the orchids. They are simply pressed into the substrate and then take three months to deliver their nutrients to the plant piece by piece.

The use of fertilizer rods saves work, money and time.

However, orchid expert is a hot topic whether this form of fertilization is really suitable for the exotic plants. Normally, the plant substrate must be moist and made of soil so that the nutrients can distribute evenly. The porous substrate of the orchids does not offer the best conditions for this. The concentration of nutrients can hardly be regulated in this variant.

Vital spray for orchids

Since orchids are able to absorb nutrients through the leaves, there is also a so-called vital spray. This fertilizer ensures that the plants receive an additional urea. In addition, the leaves shine beautifully. It is important that the flowers do not come into contact with the spray. Instead, it should be sprayed on the roots and leaves until a light film is formed.

Homeopathic Fertilizers

Homeopathic fertilizers for orchids are also commercially available. They often consist of sulfur, worm humus, loess, Schachtelxaminat, guano and copper sulfate. If the fertilizer is used regularly, you can stimulate the growth of the leaves and plants. At the same time, the orchids become more resistant to diseases and pests.

Well-known brands for orchid fertilizers

The following manufacturers are known for their fertilizer offerings and also have orchid fertilizers in their range:

  • Seramis
  • Substral
  • Chrysal
  • Dehner

You can buy orchid fertilizer either online - at Amazon, for example - or at a local retailer.


When orchid fertilizing, you need a sure instinct, because the plants can not cope with too high a nutrient intake, which is why it is important that a suitable orchid fertilizer is used. Its composition is perfectly matched to the requirements of the exotic plants, so that it contributes to a large flower splendor and healthy growth. Orchid fertilizer is available in liquid form, as a special substrate, in the form of fertilizer sticks, as a vital spray and as a homeopathic fertilizer.

Product Image: style-photographs / Bigstock.com