Black slate

Discover our selection of black slate to landscape your outdoor spaces with a natural stone of mineral character and dark hue. Used as mulch, for edging, as stepping stones or as landscape elements, slate helps structure and decorate different areas of the garden.

  • Bordure de jardin en ARDOISE DE GALICE - clivée Couvre mur en ARDOISE DE GALICE Minéral pierre naturelle
    Border

    Galician Slate Edging

    9 total reviews

    Regular price From 8,90€ /piece
    From 8,90€ /piece Sale price
  • Border

    BLACK SLATE AZUL Slate Edging

    8 total reviews

    Regular price 4,50€ /piece
    4,50€ /piece Sale price
  • Brise vue en ARDOISE DE GALICE Minéral pierre naturelle Couvre mur en ARDOISE DE GALICE Minéral pierre naturelle
    Privacy Screen

    Galician Slate Privacy Screen

    Regular price From 39,90€ /piece
    From 39,90€ /piece Sale price
  • Privacy screen

    BLACK SLATE AZUL Slate Privacy Screen, Rough Edges

    Regular price From 38,50€ /piece
    From 38,50€ /piece Sale price
  • Wall coping

    Galician Slate Wall Coping

    7 total reviews

    Regular price 11,90€ /piece
    11,90€ /piece Sale price
    Web price
  • Dallage Schiste Graphite, Sol/Mur,Intérieur/Extérieur Bords sciés, finition clivée, réalisation client Dallage en SCHISTE GRAPHITE - Minéral Pierre Naturelle
    Web price
    Floor & Wall / Indoor & Outdoor

    GRAPHITE Slate Paving

    7 total reviews

    Regular price From 31,90€ /sqm
    From 31,90€ /sqm Sale price
    Web price
  • Dallage en SCHISTE GRIS BLEU Minéral pierre naturelle Dallage en SCHISTE GRIS BLEU - Minéral Pierre Naturelle
    Web price
    Floor & wall / Indoor

    BLUE-GREY Slate Paving

    6 total reviews

    Regular price From 31,90€ /sqm
    From 31,90€ /sqm Sale price
    Web price
  • Step block

    Galician Slate Block Step

    Regular price 359,00€ /piece
    359,00€ /piece Sale price
  • Step block

    BLACK SLATE AZUL Slate Block Step

    Regular price 149,00€ /piece
    149,00€ /piece Sale price
  • Floating step

    Galician Slate Floating Step

    Regular price 619,00€ /piece
    619,00€ /piece Sale price
  • Paillage d'ARDOISE NOIRE - 10/50 mm Minéral pierre naturelle Paillage d'ARDOISE NOIRE - Minéral Pierre Naturelle
    Gravel

    Black Slate Mulch - 10/50 mm

    Regular price From 155,00€ /piece
    From 155,00€ /piece Sale price
  • Paillage d'ARDOISE NOIRE - 50/100 mm Minéral pierre naturelle Paillage d'ARDOISE NOIRE - 50/100 mm Minéral pierre naturelle
    Gravel

    Black Slate Mulch - 50/100 mm

    Regular price From 159,00€ /piece
    From 159,00€ /piece Sale price
  • Paillage d'ARDOISE ROUILLÉE Minéral pierre naturelle Paillage d'ARDOISE ROUILLÉE - Minéral Pierre Naturelle
    Gravel

    Rusty Slate Mulch

    Regular price From 15,90€ /piece
    From 15,90€ /piece Sale price
  • Palissade en ARDOISE DE GALICE Minéral pierre naturelle Couvre mur en ARDOISE DE GALICE Minéral pierre naturelle
    Fence

    Galician Slate Palisade

    Regular price From 15,21€ /piece
    From 15,21€ /piece Sale price
  • Pas japonais en ARDOISE DE GALICE Minéral pierre naturelle Couvre mur en ARDOISE DE GALICE Minéral pierre naturelle
    Web price
    Stepping stones

    Galician Slate Stepping Stones

    7 total reviews

    Regular price From 11,90€ /piece
    From 11,90€ /piece Sale price
    Web price
  • Stepping stones

    BLACK SLATE AZUL Slate Stepping Stones

    10 total reviews

    Regular price From 35,70€ /piece
    From 35,70€ /piece Sale price
  • Stepping stone

    Galician Slate Giant Stepping Stones

    Regular price 39,90€ /piece
    39,90€ /piece Sale price
  • Stepping stones

    Galician Slate Irregular Stepping Stones

    7 total reviews

    Regular price 31,90€ /piece
    31,90€ /piece Sale price
  • Palisade

    BLACK SLATE AZUL Slate Decorative Post

    Regular price From 9,50€ /piece
    From 9,50€ /piece Sale price

EVERYTHING YOU NEED TO KNOW ABOUT BLACK SLATE

Would you like to know more about black slate? Find the answers in this FAQ to the main questions about its use, its different grain sizes, its integration in flower beds and the possibilities for garden landscaping.

Discover how to choose your black slate according to the area to cover, the look you want and the type of project: mulching, garden, flower bed, pathway, border or landscape decoration.

The black slate is a natural stone particularly appreciated for its mineral look, its dark colour and its integration into various garden fit-outs. Used in the form of mulch, it covers the ground while providing an aesthetic and contemporary finish. Its black shade creates an interesting contrast with plants, flowers, grasses and other mineral elements.

Slate can also be offered in different forms depending on needs: mulch, stakes, edging, stepping stones or slabs. The choice therefore depends on the space to be laid out, the quantity needed and the desired result.

For a flower bed, a planter or a planted area, the black slate mulch is a decorative solution that creates a mineral surface around the plants. It can be combined with plants of varied colours to reinforce the contrast.

At Minéral, several products make it possible to work with this dark and natural look, notably the BLACK SLATE mulch - 10/50 mm and the BLACK SLATE mulch - 50/100 mm, with different grain sizes depending on the desired effect.

The black slate mulch is mainly used to dress and visually protect the ground in outdoor spaces. It can be installed around plantings, in a flowerbed, at the foot of plants, in a garden or in certain landscaped areas.

The appeal of mineral mulch is also aesthetic: the slate fragments create a dark surface that sets off plants and flowers. The black colour notably creates a contrast with green foliage and colourful blooms.

The grain size should be chosen according to the use and the desired appearance. The BLACK SLATE mulch - 10/50 mm offers smaller fragments, while
the BLACK SLATE mulch - 50/100 mm has a greater presence with larger elements.

The choice between these two formats therefore depends on the surface area, the desired density and the final look. To calculate the quantity of product needed, it is advisable to take into account the area to cover as well as the desired thickness. Packaging and delivery can also be checked before ordering.

The choice of grain size is important when you want to use black slate as mulch. The size of the fragments directly influences the look of the flower bed, the ground coverage and the overall appearance of the landscaping.

To obtain a finish with relatively fine elements, the BLACK SLATE Mulch - 10/50 mm is a suitable option. This grain size creates a visually uniform mineral cover while retaining the natural variations of the stone.

Conversely, the BLACK SLATE Mulch - 50/100 mm has larger fragments. This format brings more relief and can be of interest for spaces where a rawer, more pronounced look is desired.

Black slate can thus be used in different spaces: flower beds, gardens, plant bases, planters or decorative areas. The choice must take into account the surface, the plants present and the desired effect.

Before purchasing, it is also useful to determine the quantity needed according to the surface to be covered. Good preparation avoids running short of material and keeps a consistent density over the whole area.

The black slate blends easily around many plants, notably in flower beds, gardens and landscaped areas. Its dark appearance creates a contrast with green foliage, flowers and the various colours present in a planting scheme.

The mulch can be placed around plants, leaving enough space at the base. It thus creates a visual separation between planted areas and other surfaces of the garden. Slate can also accompany grasses, shrubs, perennials or various plant compositions.

To obtain a coherent result, the quantity of mulch must be adapted to the surface and to the grain size chosen. The 10/50 mm and 50/100 mm formats make it possible to vary the appearance according to the needs of the project.

Black slate can also be combined with other natural materials: wood, stone, gravel or vegetation. It thus suits a contemporary garden as well as a more natural landscape.

For spaces requiring a vertical finish or a separation, other products in the collection can complement the mulch, such as the Decorative stake in BLACK SLATE AZUL schist, the Edging in BLACK SLATE AZUL schist or the Stepping stone in BLACK SLATE AZUL schist.

Yes, black slate can be used to landscape different areas of the garden, notably flowerbeds and the areas around plantings. Its mineral look and dark colour make it possible to create a decorative finish while showing off the plants.

In a flowerbed, slate mulch can be spread around the plants to create a uniform or slightly irregular surface depending on the grain size chosen. The BLACK SLATE mulch - 10/50 mm suits a composition with smaller fragments, while the BLACK SLATE mulch - 50/100 mm gives a more pronounced look.

Black slate can also be used to structure different areas of the garden. Combined with natural stone edging or stakes, it makes it possible to create a clear transition between the mulch, the lawn and the plantings.

For a landscaping project, it is therefore possible to combine several products and materials to create a coherent whole. The choice depends notably on the available surface, the plants, the style desired and the quantity of stone required.

The black shade finally provides an interesting contrast with plants and can reinforce the contemporary look of an outdoor landscaping scheme.

To choose black slate, several criteria can be taken into account: the type of project, the surface area, the grain size, the quantity required, the desired look and the different products available. For simple mulching, you will need to choose between the different fragment sizes available.

The BLACK SLATE mulch - 10/50 mm lets you work with a finer grain size, while the BLACK SLATE mulch - 50/100 mm brings more volume and relief. The choice may therefore depend on the size of the bed, the plants and the desired decorative effect.

For a more complete project, slate can be combined with edging or decorative elements. The BLACK SLATE AZUL schist decorative stake, the BLACK SLATE AZUL schist edging or the BLACK SLATE AZUL schist stepping stone make it possible, for example, to work on different areas of the garden.

It is also important to correctly estimate the quantity required according to the surface area and the desired thickness. Packaging, price and delivery conditions can then be taken into account when purchasing.

With its dark shades, natural look and different possible uses, black slate makes it possible to create mineral, structured and decorative spaces in the garden.