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6 Ratings

Senecio 'mont blanc' 10.5cm

Normal price €8,90
What does the legal guarantee mean for plants?

The legal guarantee concerns the plant’s conformity at delivery. It is not a guarantee of survival or growth for two years. Each issue is assessed taking into account the nature of the plant, its care and the conditions in which it is kept. Your statutory rights remain unaffected.

Succulent · Asteraceae · Silvery-white foliage

Senecio ‘mont blanc’

Wearing wool, whatever the weather 🧶

Family: Asteraceae · Pot diameter: 10.5cm · Height: 18cm

  • White hairs
  • Cylindrical leaves
  • Shrubby habit
  • Low water needs
  • Protect from frost

Senecio ‘mont blanc’ stands out like a little silvery-white brushstroke among green succulents. Its fleshy, almost cylindrical leaves are covered in dense white hairs that soften the outline and suggest a woolly surface. Its interest lies in that contrast: substantial leaves with a light appearance, a quiet colour that brightens the display, and a shape that remains distinctive even without flowers.

Short stems gradually branch to form a small, upright shrub. It suits simple arrangements with room to appreciate its texture, beside smooth green surfaces or dark rosettes. Its white presence gives the colour palette breathing space without depending on a showy flowering display.

What makes it special

The contrast between fleshy leaves and white hairs defines its appearance.

A woolly surface

Dense hairs cover the leaves and young stems, creating a silvery-white appearance.

Almost cylindrical leaves

Narrow, thick leaves have a different geometry from the flat rosettes of many succulents.

A small shrubby presence

Branching produces more growing tips over time and a fuller, upright outline.

For a silvery texture that stands out without adding another strong colour to the collection.

In your space Placement & plant pairings Where it looks its best and which plants complement it
In your space

In the brightest spot

Choose a sunny windowsill with airflow or a sheltered outdoor position in the warm season. Introduce strong sun gradually.

Plant pairings

White among colours

Combine different surfaces in separate pots. This preserves the visual contrast while each plant is watered when it needs it.

  • Crassula ovata — smooth green leaves against the white hairs.
  • Echeveria agavoides — a low, pointed rosette alongside upright growth.
  • Haworthiopsis attenuata — dark foliage with white markings, positioned slightly farther from strong sun.

Care at a glance

Light

A very bright to sunny position, introduced gradually. Not a permanently dark corner.

Watering

Let the mix dry between waterings. Water at the base and allow full drainage.

Climate

Protect from frost and winter rain. In winter, keep in a bright position around 5–10°C or warmer, with water reduced accordingly.

Safety

Toxic if eaten. Keep away from children and pets; wear gloves when handling and wash your hands.

Detailed care Complete care guide Light, drying cycle, climate, substrate and feeding in detail

Light and compact growth

A bright position supports denser growth. If stems stretch with large gaps between leaves, consider whether more light is needed, increasing it gradually.

Water at the roots

Moisten the dry mix and let excess water escape. Do not retain water in the saucer or repeatedly mist the hairy foliage.

An open growing mix

Use succulent compost with a high proportion of porous mineral ingredients. The pot needs a free drainage hole and should not be excessively large.

A winter rhythm

Cold and lower light slow the drying of compost. Water much less often, keeping the plant away from frost and prolonged rain.

Feeding without excess

During active growth, use a specialist low-nitrogen cactus and succulent liquid fertiliser at the label dose. Do not add feed while pre-fertilised compost supplies its initial nutrition, roughly 180 days for the suggested mix.

Repotting and form

With time, the species can approach 50cm in height, with the pot and conditions restricting growth. Repot when roots fill the pot. Remove dead material carefully without rubbing away the white hairs.

Botanical identity Botanical identity and origin The species and cultivated selection

The current botanical name

The accepted species name is Caputia tomentosa, in Asteraceae. The older name Senecio haworthii remains common in the trade.

The name ‘mont blanc’

The commercial name Senecio ‘mont blanc’ is used for this white-haired form, with narrow fleshy leaves and branching stems.

South African slopes

The wild species occurs in arid and semi-arid parts of South Africa, including the Richtersveld and Karoo, in exposed rocky sites.

In the wild, Caputia tomentosa also occurs on exposed slopes with quartz rocks. Its fleshy foliage and dense hairs belong to this dry environment. In a pot, the practical equivalent is plenty of light, a porous mix and time to dry, rather than constant moisture around the roots.

Greenleaf for Plant Nerds Scientific facts nobody asked for Botanical details for those curious about what lies behind the plant’s appearance

The white is hair

The silvery-white appearance comes from dense surface hairs rather than white leaf variegation. Living photosynthetic tissue lies beneath this covering.

A leaf with volume

The almost cylindrical cross-section provides storage volume with relatively less exposed surface than a very thin, broad leaf.

One head, many flowers

When it flowers, the small inflorescence consists of tubular florets grouped into a head. It is not a simple flower with a large ring of petals.

A new genus, the same plant

The transfer from Senecio to Caputia reflects a newer taxonomic boundary. The two names do not mean that the plant changed shape or became a different colour selection.

Frequently asked questions

Essential questions about the white hairs and the right position.

01 Is the white covering a disease?

The even white hairs are a natural feature. They differ from localised cottony insect deposits in leaf axils.

02 Should I mist the leaves?

Regular misting is unnecessary. Water the compost instead and provide good air circulation.

03 Is it safe for pets?

Not for chewing or eating. Keep it out of reach of pets and children.

04 Can it live on a dark shelf?

That is not a suitable permanent position. It needs plenty of light to maintain more compact growth.

05 Can it stay outdoors in winter?

It needs protection from frost and rain. Conditions in a pot are not equivalent to those of a wild population.

06 How should I clean it?

Gently remove only loose debris. Avoid leaf shine, vigorous rubbing or attempts to remove the white hairs.

© Original plant description by Greenleaf Garden Center. All rights reserved.

Note: Branching, the density of white hairs and leaf arrangement naturally vary between plants.