Intermediate
skill rating
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Olsynium junceum (Huilmo)
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2 hours care
per year
per year
0.3m
Max height
Max height
0.3m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Olsynium junceum
Other names
Huilmo, Sisyrinchium junceum
Genus
Olsynium Olsynium
Species
O. junceum - O. junceum is clump-forming, herbaceous perennial with erect stems bearing linear, stem-clasping, mid-green leaves and open bell-shaped, pink or white, sometimes veined flowers from mid-spring to early summer.
Olsynium junceum is: Deciduous
Habit
Clump-forming, Erect
Flower
Pink, White in Spring; White, Pink in Summer
Foliage
Mid-green in Spring; Mid-green in Autumn
How to care
Watch out for
General care
Pruning
Deadhead regularly.
Propagation
May bloom in the first year if grown from seed but flowering is best from the second year on.
Propagation methods
Division
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Where to grow
Olsynium junceum (Huilmo) will reach a height of 0.3m and a spread of 0.3m after 2-5 years.
Suggested uses
Rock, Gravel, Containers, Beds and borders
Cultivation
Grow in well-drained, rocky soil in full sun. Mulch in winter. Dislikes winter wet. Alternatively, grow in an alpine house in equal parts loam, leaf mould, and grit. Keep completely dry and frost-free when dormant.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Olsynium junceum
Other names
Huilmo, Sisyrinchium junceum
Genus
Olsynium Olsynium
Species
O. junceum - O. junceum is clump-forming, herbaceous perennial with erect stems bearing linear, stem-clasping, mid-green leaves and open bell-shaped, pink or white, sometimes veined flowers from mid-spring to early summer.
Foliage
Deciduous
Habit
Clump-forming, Erect
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Colour
Flower
Pink, White in Spring; White, Pink in Summer
Foliage
Mid-green in Spring; Mid-green in Autumn
General care
Pruning
Deadhead regularly.
Propagation
May bloom in the first year if grown from seed but flowering is best from the second year on.
Propagation methods
Division
Monthly care advice
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Where to grow
Olsynium junceum (Huilmo) will reach a height of 0.3m and a spread of 0.3m after 2-5 years.
Suggested uses
Rock, Gravel, Containers, Beds and borders
Cultivation
Grow in well-drained, rocky soil in full sun. Mulch in winter. Dislikes winter wet. Alternatively, grow in an alpine house in equal parts loam, leaf mould, and grit. Keep completely dry and frost-free when dormant.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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