1Kroenleinia grusonii (Hildm.) Lodé
- Common name
- Golden barrel cactus4
- Taxonomy
- Family: Cactaceae · Genus: Kroenleinia1
- Native distribution
- Mexico (Querétaro), Mexico Northeast, Braziluncertain3
- Synonyms
- 2
11 synonyms
- Echinocactus grusonii
- Echinocactus corynacanthus Scheidw.
- Echinocactus galeottii Scheidw.
- Echinocactus grusonii Hildm.
- Echinocactus grusonii albispinus Y.Itô
- Echinocactus grusonii horridus Y.Itô
- Echinocactus grusonii intertextus Y.Itô
- Echinocactus grusonii subinermis Y.Itô
- Echinocereus grusonii (Hildm.) Von Zeisold
- Echinocereus grusonii azureus Von Zeisold
- Ferocactus grusonii (Hildm.) Guiggi
Kroenleinia grusonii, popularly known as the golden barrel cactus, golden ball, "mother-in-law's cushion" or "mother-in-law's chair", is a species of barrel cactus which is endemic to east-central Mexico.
Still missing: plant type, natural habitat, height / growth form, flowering period, growth & dormancy period.
Sources (8)
- GBIF Backbone Taxonomy – Kroenleinia grusonii · Scientific name · CC BY 4.0
- GBIF – synonyms · Synonyms · CC BY 4.0
- GBIF – distributions (Catalogue of Life; The World Checklist of Vascular Plants (WCVP); Flora e Funga do Brasil - Lista Oficial) · Native distribution · CC BY 4.0
- Wikidata – Q42751825 · CC0
- Wikimedia Commons – Echinocactus grusonii (aka).jpg · CC BY-SA 2.5
- Wikipedia (hu) – Óriás sünkaktusz · CC BY-SA 4.0
- Wikipedia (de) – Kroenleinia grusonii · CC BY-SA 4.0
- Wikipedia (en) – Kroenleinia grusonii · CC BY-SA 4.0
Automatic data comes from the open sources above, credited per their licences. Care experience is shown separately below.
Tips & experience from members
What worked for you? Your plant’s growing conditions are attached automatically, so others can see who it works for.
No tips for this species yet – be the first to share what worked for you!
How members water it
Not enough logs yet: at least 3 plants with regular watering logs are needed (now: 0). Waterings logged in Care feed this – anonymised and aggregated.
How it thrives
Waterlow
Lightfull sun
Humidity–
Min. temperature8 °CJanuary
Don’t water – dry winter rest. Slight shrivelling is normal.
No feeding now.
Cool and bright, 8–15 °C: unheated room, stairwell, cold windowsill or frost-free greenhouse.
February
Don’t water – dry winter rest. Slight shrivelling is normal.
No feeding now.
Cool and bright, 8–15 °C: unheated room, stairwell, cold windowsill or frost-free greenhouse.
March
Gentle start: the first small drink once you see buds or new growth and it warms up.
First weak dose at the end of the month if it is actively growing.
The sunniest window (south or west).
Move it somewhere brighter and warmer and end wintering. Get it used to strong sun gradually.
If roots fill the pot: fresh soil, a pot 1–2 cm larger. Water sparingly for a week afterwards.
April
Deeply, but only once the soil is completely dry.
Cactus fertiliser once a month at half strength.
The sunniest window (south or west).
If roots fill the pot: fresh soil, a pot 1–2 cm larger. Water sparingly for a week afterwards.
May
Deeply, but only once the soil is completely dry.
Cactus fertiliser once a month at half strength.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
After mid-May (last frosts) it can go outside – keep it in partial shade for the first 1–2 weeks to avoid sunburn.
June
Deeply, but only once the soil is completely dry – more often in heatwaves, preferably in the evening.
Cactus fertiliser once a month at half strength.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
Above 35 °C, shade it at midday to prevent sunburn.
July
Deeply, but only once the soil is completely dry – more often in heatwaves, preferably in the evening.
Cactus fertiliser once a month at half strength.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
Above 35 °C, shade it at midday to prevent sunburn.
August
Deeply, but only once the soil is completely dry – more often in heatwaves, preferably in the evening.
Cactus fertiliser once a month at half strength.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
Above 35 °C, shade it at midday to prevent sunburn.
September
Deeply, but only once the soil is completely dry.
No feeding now.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
Bring it in when nights drop below 13 °C. Check for pests first.
October
Taper off gradually: very little by the end of the month.
No feeding now.
The sunniest window (south or west).
Move it to its cool, bright winter spot and taper off watering. Log it with one click in the Care hub.
November · now
Don’t water – dry winter rest. Slight shrivelling is normal.
No feeding now.
Cool and bright, 8–15 °C: unheated room, stairwell, cold windowsill or frost-free greenhouse.
December
Don’t water – dry winter rest. Slight shrivelling is normal.
No feeding now.
Cool and bright, 8–15 °C: unheated room, stairwell, cold windowsill or frost-free greenhouse.
Golden barrel cactus – what to know
Golden barrel cactus (Echinocactus grusonii) – family: Cactaceae, genus: Kroenleinia. Native range: Mexico (Querétaro), Mexico Northeast, Brazil. Care guidelines: light: full sun; water: low; min. 8 °C. One Perfect Plants Club member grows it (1 photos).
All Kroenleinia species in the catalog →Detailed toxicity data →
Frequently asked questions
How often should I water Golden barrel cactus?
Sparingly: let the soil dry out completely between waterings, and water even less in winter.
How much light does Golden barrel cactus need?
It needs plenty of direct sun – the sunniest window, or outdoors in summer, suits it best.
How cold can Golden barrel cactus get?
Keep it above 8 °C – it is frost-tender and needs a frost-free spot in winter.
What members’ data shows
When does it really bloom?
No blooms logged yet. If yours flowers, your data will be the first!
Average watering interval
Not enough watering logs yet. Waterings logged in the care hub feed this chart.
Who grows it?
Gallery
Questions about this species
Data sources: GBIF.org – Kroenleinia grusonii (CC BY 4.0) · Wikidata – Q42751825 (CC0) · Wikimedia Commons – Echinocactus grusonii (aka).jpg (CC BY-SA 2.5) · Wikipedia – Óriás sünkaktusz (CC BY-SA 4.0) · Care data is for guidance only.
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