Sulfur Flower: What It Is and How It Is Given

Basic knowledge about sulfur flowers: produced by sublimation, feed-grade purity, distinction from MSM, as well as use with feed oil and proper storage of the fine powder.


By Eurital
4 min read

Blassgelbe sulfur blossom as a fine powder in a wooden bowl, with a wooden spoon beside it on weathered wood

Sulfur flowers is one of the oldest additives used in animal husbandry. It has been added to feed for generations — for horses as well as pigeons, chickens, dogs, and cats.

This text explains what sulfur flowers is, how it is produced, how it differs from similarly named products, and how it is used in practice. You will not find claims about a health effect here on purpose: under Regulation (EC) No. 767/2009, animal feed may not promise any effect on diseases or bodily functions, and we stick to that.

Where the name comes from

Sulfur flowers is created through sublimation: sulfur is heated, passes directly from the solid to the gaseous state, and then settles on cooling as a fine, pale yellow powder. These fine, flower-like crystals give the product its name — in English, it is called flowers of sulphur.

The result is a very fine powder with a large surface area. It is this fineness that sets sulfur flowers apart from coarsely ground sulfur.

Purity and quality

Our sulfur flowers has a purity level of 99,9 % and is declared as feed-grade. That is not a given: sulfur is also traded for technical purposes — such as in crop production or industry — and these grades are not intended for feeding.

When buying, it is therefore worth checking the declaration. For animal husbandry, the packaging should state which animal species the product is intended for.

Sulfur flowers is not MSM

A common mix-up: MSM (methylsulfonylmethane) is a different substance. It is an organic sulfur compound that is produced synthetically or obtained from plant sources. Sulfur flowers, by contrast, is elemental sulfur — a single chemical element, not a molecule with carbon.

The two products are not interchangeable, even though both contain “sulfur” in the name.

Use in feed

Sulfur flowers is added dry to feed. In practice, this runs into the same problem as all fine powders: the powder slides off smooth grain and collects at the bottom of the bucket.

The solution is a binding agent. The feed is lightly moistened with a feed oil, then the powder is mixed in. This helps it stick to the grain. The key is lightly — feed that is too wet clumps together and quickly becomes unappetizing in warm weather. A suitable carrier oil is, for example, Eurital Black Cumin Oil, cold-pressed and easy to dose in small amounts.

Practical steps:

  • Put the daily feed portion into a bucket
  • add a few milliliters of oil and mix well until the grain has a matte sheen
  • add sulfur flowers and mix again
  • prepare only as much as will be fed on the same day

For dosing: The feeding recommendation is stated on the packaging and varies depending on the animal species and package size. This information is binding — please read and follow it before use.

What this looks like for each animal species is described in the companion article Sulfur flowers for pigeons, horses & dogs: use and dosage.

External use

Sulfur flowers is also traditionally used externally, for example on stressed skin areas. Here too, what a specific product is intended for is stated in the manufacturer information on the packaging.

Storage

Sulfur flowers is hygroscopic and clumps when it absorbs moisture. It should be stored dry, cool, and sealed, ideally in its original container. Clumped powder can be crushed, but it is harder to dose.

Its typical smell transfers to nearby supplies — anyone storing feed in the same room is better off keeping sulfur flowers separate.

What sulfur flowers is not

Three distinctions so there are no false expectations:

Not a medicine. If animals are ill, a veterinarian should be consulted. A feed product is neither intended nor suitable for that purpose.

Not an approved anti-parasite product. Approved products with the appropriate designation are available for treating mites, ticks, or other parasites. Sulfur flowers is a feed product and does not carry such approval. Which options are actually suitable for mite infestations is explained in the guide Recognizing and combating red poultry mites.

Not a substitute for good husbandry hygiene. The foundation remains an appropriate basic ration, clean drinking water, and a dry, clean stable — see Cleaning & hygiene.

Frequently asked questions

What exactly is sulfur flowers?

Fine, pale yellow elemental sulfur obtained through sublimation. Our product has 99.9 % purity and is declared as feed-grade.

For which animals is sulfur flowers intended?

Depending on the package size, for horses, dogs, cats, pigeons, and ornamental birds. The exact information is on the respective product page and on the packaging.

Why doesn’t the powder stay on the feed?

Because dry grain is smooth. Lightly moisten the feed with oil first, then the powder will stick.

Is sulfur flowers the same as MSM?

No. MSM is an organic sulfur compound, sulfur flowers is elemental sulfur. Two different products.

How long does sulfur flowers last?

Very long if stored dry and sealed — elemental sulfur does not spoil. The limiting factor is moisture, which causes clumping.

Does it smell in the stable?

Yes, to a certain degree. The smell is noticeable on the feed and fades after feeding.

In the range

Eurital Sulfur Blossom is available in 600 g and 1,200 g, each in a tin and in a bag:

You can find more single feed materials and herbal products under Herbs & phyto — for example the Eurital Herbal Mix of 16 herbs —, products for skin and plumage under Coat, feathers & skin and the range for horses under Horse.

The article Molting in pigeons: feeding and support done right describes what feeding looks like during the molt. The four most important building blocks for this period are summarized in the Eurital Molting Package.


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