Should you fertilize roses with horn shavings or horn meal?

If you want to offer your roses a natural fertilizer, you can also use horn shavings or horn meal. Both are good organic fertilizers that contain the nutrients roses need for healthy growth. But the main question here is the differences between the two fertilizers. Or is there no difference and there are two different names for the same fertilizer?

differences

Horn meal and horn shavings both come from the same waste product, namely the horn of the slaughtered animals. Thus, both fertilizers also offer the same nutrients. However, there is one relevant difference that should be kept in mind when fertilizing the roses:

  • Horn meal is a short-term fertilizer
  • Horn shavings are a long-term fertilizer

This is because the nutrients in the flour have already been crushed and can therefore be absorbed more quickly by the roots through the irrigation water. This means that the nutrients are used up more quickly and the roses have to be fertilized more often. Chips, on the other hand, are a long-term fertilizer. The nutrients are only released slowly and are only absorbed by the plant later, but are also available in the soil for a longer period of time.

The right moment

The right time must be selected for fertilizing with horn fertilizer. As a long-term fertilizer, the shavings are always applied at the beginning of the vegetation phase or when the roses are planted. Since the nutrients are only released slowly, it is then completely sufficient to top up again after about three months. The flour, on the other hand, is an instant fertilizer that should be given when necessary. This can be the case in the following situations:

  • in late winter
  • in addition to the horn shavings
  • this way, the plant can get started straight away with fertilizer
  • whenever rose has not been fertilized for a long time
Note: In the resting phase between October and February / March the roses should not receive any fertilization.

Instructions for fertilizing roses with horn

The flour is a short-term fertilizer, because the nutrients are broken up so far that they can penetrate directly into the soil and can be absorbed from here with the irrigation water via the roots. Horn shavings, on the other hand, are long-term fertilizers. For both types of fertilizer, however, the same procedure should be followed when fertilizing. So the flour as well as the shavings should not only be sprinkled on the ground but also folded under. Otherwise the contained nitrogen escapes into the air and the fertilization shows no success. Therefore, the fertilization should be done as follows:

  • Sprinkle horn fertilizer around roses
  • Soil should be moist
  • Carefully fold in with a hand rake
  • Put directly into the planting hole when planting
  • alternatively mix into the compost
  • then work everything together
Tip: Horn fertilizer can help against snails and weeds. The chips are left on the ground against the snails. The chips are mixed under the bark mulch to protect against weeds. This releases nitrogen that would otherwise be pulled out of the earth by the mulch for composting.

Horn fertilizer as liquid fertilizer

If you find it too much work to mix the horn meal or the shavings under the ground regularly, you can also use liquid fertilizer that you can make yourself. The instructions for the extraction of liquid horn fertilizer are therefore as follows:

  • Use horn shavings
  • Put in a bowl or bottle
  • Pour lukewarm water over them
  • let it steep for several days

This liquid fertilizer can now be used like any other liquid fertilizer available on the market. It is fertilized every couple of weeks. For this purpose, a cap of horny liquid fertilizer is added to the irrigation water and given to the roses.

Tip: The liquid fertilizer is particularly suitable for plants grown in pots.

disadvantage

If you fertilize your roses with horn, regardless of whether it is shavings or flour, there are unfortunately not only advantages, but also some disadvantages that should be considered when fertilizing. Therefore, the following should also be considered:

  • good nitrogen supplier
  • must be worked into the ground
  • otherwise the gas will escape
  • Nitrogen does not get to the plant on the surface
  • exclusive fertilization with horn too one-sided
  • combine with mineral fertilizers
  • alternatively organic fertilizers
  • e.g. blood or bone meal

Conclusion
If you want to fertilize your roses with horn meal or shavings, you should know that the flour is intended for short-term fertilization, while the horn shavings act as a long-term fertilizer. In addition to other nutrients, horn also contains nitrogen, which stimulates the growth of plants. If the instructions for fertilization are followed exactly, beautiful and strong roses can be expected. However, horn should not be used as the only fertilizer and should always be mixed and added with other organic or mineral fertilizers.

Kira Bellingham

I'm a homes writer and editor with more than 20 years' experience in publishing. I have worked across many titles, including Ideal Home and, of course, Homes & Gardens. My day job is as Chief Group Sub Editor across the homes and interiors titles in the group. This has given me broad experience in interiors advice on just about every subject. I'm obsessed with interiors and delighted to be part of the Homes & Gardens team.

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