A golden veil
Numerous fine spines cover the ribs and create an even glow, especially in side lighting.
Notocactus leninghausii 8.5cm — Care & Tips
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The cactus that makes the sun jealous! 🌞
Family: Cactaceae · Pot diameter: 8.5cm · Height: 10–12cm
Parodia lenninghausii, better known as Notocactus leninghausii, stands out like a small golden column. Its green body is divided into many narrow ribs, yet the eye is captured by dense, soft-looking yellow spines that bathe the entire form in warm light.
With age it develops a taller architectural silhouette and can produce large lemon-yellow flowers near the crown. Slow development and clean geometry make it a classic collector cactus that looks polished while young and becomes genuinely impressive at maturity.
Dense golden spines transform a disciplined cylindrical structure into a luminous, almost velvety sculpture.
Numerous fine spines cover the ribs and create an even glow, especially in side lighting.
The young body is rounder and gradually lengthens while preserving its dense vertical lines.
At sufficient maturity it can form brilliant flowers around the woolly crown, continuing the golden palette.
Why you will love it: it brings permanent golden colour to a collection and slowly develops into an imposing, long-lived cactus.
Set it on a bright sill or sheltered sunny terrace where side light catches the spines. Deep green, charcoal and terracotta make excellent backgrounds.
Combine it with cacti that enjoy abundant light and a dry winter, keeping every species in its own pot.
Abundant bright light with gradually increasing direct sun for dense golden spines.
Deep, infrequent watering only after complete drying; almost none during a cool winter.
A dry, cool rest and continuous airflow without prolonged hard frost.
Fine spines enter skin easily; use tools and keep the plant away from busy walkways.
Intense light keeps the body sturdy and spines dense. Acclimate gradually to sun and avoid abrupt midday exposure after shaded conditions.
Water well during active growth and wait until the entire mix dries. From late autumn through winter, extend the dry interval substantially.
Dense spines can retain droplets, so water at the base and provide good airflow. The crown should dry rapidly.
Growth occurs in the warm season, while a bright cool winter around 5–10°C supports a compact habit and future flowers. Protect from wet frost.
Choose a coarse mix rich in pumice, lava or grit. A small organic fraction is sufficient, and the neck must remain dry.
A small dose of low-nitrogen fertiliser every four to six weeks during active growth is enough. Repot in spring only when the roots need more space.
The accepted name is Parodia lenninghausii (F.Haage) F.H.Brandt ex Eggli & Hofacker, with double n in lenninghausii. Notocactus leninghausii and older Eriocactus leninghausii remain familiar trade spellings reflecting a different historical orthography.
Broad inclusion of many South American species in Parodia brought this plant together with relatives formerly classified as Notocactus or Eriocactus.
The species is native to Rio Grande do Sul in southern Brazil, on seasonally dry rocky slopes and in crevices where water drains away rapidly.
From natural habitat to home care: dense spines shade the epidermis and temper abrupt heat changes, while the ribbed body alters its volume as water reserves change. In a pot it needs strong light, fast drainage and a clear dry winter period.
The epidermis remains green; the overall yellow effect is created by hundreds of bright radial spines carried on the areoles.
Young plants are nearly spherical, but continuous apical growth gradually produces a cylindrical to columnar body.
Large yellow flowers generally appear only after the plant has acquired sufficient size and a stable seasonal cycle.
Narrow folds permit smooth expansion after water and help the epidermis withstand changes in body volume.
Useful answers about placement, watering, seasonal behaviour and the plant’s distinctive traits.
That is the spelling of accepted Parodia lenninghausii. The single-n trade spelling remains common because of historical synonyms.
Gradually with age. Young plants begin rounder and elongate naturally without intervention.
A very bright position with several hours of sun, introduced progressively. Correct light densifies the spines and prevents weak stretching.
After the entire mix dries and the pot becomes light. In a cool winter position, watering is reduced to a minimum.
Flowering depends on maturity, abundant light and the correct seasonal rhythm. A young plant can take several years.
No. Dilute low-nitrogen feeding only while it grows is sufficient and keeps the body hard and compact.