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Astrophytum ornatum (Monk's hood)
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1 hour care
per year
per year
0.35m
Max height
Max height
0.15m
Max spread
Max spread
5-10 years
To maturity
To maturity
Plant details
Botanical name
Astrophytum ornatum
Other names
Monk's hood, Astrophytum ornatum var. spirale, Astrophytum virens, Astrophytum glabrescens, Echinocactus ornatus, Astrophytum ornatum var. virens
Genus
Astrophytum Astrophytum
Species
A. ornatum - A. ornatum is a slow-growing, evergreen cactus with a spherical to columnar shape divided into 8 straight or whorled ribs, wooly scales and brown or yellow spines. It bears yellow funnel flowers in summer.
Astrophytum ornatum is: Evergreen
Habit
Rounded to broadly columnar
Awards
RHS AGM (Award of Garden Merit)
Flower
Yellow in Summer
Foliage
Yellow, Brown in All seasons
How to care
Watch out for
Specific pests
Scale insects , Mealybugs Scale insects , Mealybugs
Diseases
Generally disease-free
General care
Propagation methods
Seed
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Where to grow
Astrophytum ornatum (Monk's hood) will reach a height of 0.35m and a spread of 0.15m after 5-10 years.
Suggested uses
Conservatory, Containers, Drought Tolerant, Gravel, Indoor
Cultivation
Under glass, grow in cactus or loam-based compost with added perlite & sharp sand in bright, filtered light. Feed a low-nitrogen fertiliser monthly. In warm areas, grow in sharply-drained, poor, neutral to alkaline soil in sun.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3), Indoor unheated (H2)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Astrophytum ornatum
Other names
Monk's hood, Astrophytum ornatum var. spirale, Astrophytum virens, Astrophytum glabrescens, Echinocactus ornatus, Astrophytum ornatum var. virens
Genus
Astrophytum Astrophytum
Species
A. ornatum - A. ornatum is a slow-growing, evergreen cactus with a spherical to columnar shape divided into 8 straight or whorled ribs, wooly scales and brown or yellow spines. It bears yellow funnel flowers in summer.
Foliage
Evergreen
Habit
Rounded to broadly columnar
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Yellow in Summer
Foliage
Yellow, Brown in All seasons
How to care
Watch out for
Specific pests
Diseases
Generally disease-free
General care
Propagation methods
Seed
Monthly care advice
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Where to grow
Astrophytum ornatum (Monk's hood) will reach a height of 0.35m and a spread of 0.15m after 5-10 years.
Suggested uses
Conservatory, Containers, Drought Tolerant, Gravel, Indoor
Cultivation
Under glass, grow in cactus or loam-based compost with added perlite & sharp sand in bright, filtered light. Feed a low-nitrogen fertiliser monthly. In warm areas, grow in sharply-drained, poor, neutral to alkaline soil in sun.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3), Indoor unheated (H2)
USDA zones
Zone 10, Zone 9
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Tender in frost (H3), Indoor unheated (H2) | Tell us... |
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