Advanced
skill rating
Online Garden Tools
Useful videos
Polyscias 'Roble' (Milkwort 'Roble')
3 hours care
per year
per year
2m
Max height
Max height
1m
Max spread
Max spread
10-20 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Polyscias 'Roble'
Other names
Milkwort 'Roble', Shield aralia 'Roble', Plum aralia 'Roble', Dinner plate aralia 'Roble'
Genus
Polyscias Polyscias
Variety or Cultivar
'Roble' _ 'Roble' is a tender, narrowly upright, evergreen shrub or small tree with pinnate leaves divided into glossy, leathery, rounded, irregularly lobed, toothed, dark green leaflets. Flowers are rarely produced if grown as a houseplant.
Polyscias 'Roble' is: Evergreen
Habit
Erect
Toxicity
All parts are poisonous to domestic pets.
Flower
Greenish-white, Insignificant or absent in Summer
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Glasshouse red spider mite , Glasshouse whitefly , Mealybugs Glasshouse red spider mite , Glasshouse whitefly , Mealybugs
Diseases
Generally disease-free.
General care
Pruning
Pruning group 1.
Propagation
Sow seed in spring at 19-24C.
Propagation methods
Seed, Semi-ripe cuttings, Softwood cuttings
Sign up for your FREE ACCOUNT today or login to receive detailed monthly care instructions
Where to grow
Polyscias 'Roble' (Milkwort 'Roble') will reach a height of 2m and a spread of 1m after 10-20 years.
Suggested uses
Architectural, Beds and borders, City, Conservatory, Containers, Greenhouse, Indoor, Sub-Tropical, Wallside and trellises
Cultivation
Under glass, grow in loam-based compost in full or bright filtered light. In growth, water freely & feed monthly. May need restrictive pruning under glass. Outdoors in frost-free areas, grow in fertile, humus-rich, moist but well-drained, alkaline soil in full sun or partial shade.
Soil type
Loamy
Soil drainage
Moist but well-drained
Soil pH
Alkaline
Light
Full Sun
Aspect
East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Indoor heated (H1), Tender in frost (H3)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Polyscias 'Roble'
Other names
Milkwort 'Roble', Shield aralia 'Roble', Plum aralia 'Roble', Dinner plate aralia 'Roble'
Genus
Polyscias Polyscias
Variety or Cultivar
'Roble' _ 'Roble' is a tender, narrowly upright, evergreen shrub or small tree with pinnate leaves divided into glossy, leathery, rounded, irregularly lobed, toothed, dark green leaflets. Flowers are rarely produced if grown as a houseplant.
Native to
Pacific Islands
Foliage
Evergreen
Habit
Erect
Toxicity
All parts are poisonous to domestic pets.
Create your free Shoot garden
Create your free SHOOT garden and make a record of the plants in your garden.
Add your own photos, notes, get monthly email reminders on how to care for your plants, and connect with other gardeners. Get started now.
Colour
Flower
Greenish-white, Insignificant or absent in Summer
Foliage
Dark-green in All seasons
How to care
Watch out for
Specific pests
Glasshouse red spider mite , Glasshouse whitefly , Mealybugs
Diseases
Generally disease-free.
General care
Pruning
Pruning group 1.
Propagation
Sow seed in spring at 19-24C.
Propagation methods
Seed, Semi-ripe cuttings, Softwood cuttings
Monthly care advice
Get access to monthly care advice
Create a free SHOOT account and get instant access to expert care advice for this and other plants in your garden.
You'll also receive handy monthly email reminders of what needs doing. Create your free account.
Where to grow
Polyscias 'Roble' (Milkwort 'Roble') will reach a height of 2m and a spread of 1m after 10-20 years.
Suggested uses
Architectural, Beds and borders, City, Conservatory, Containers, Greenhouse, Indoor, Sub-Tropical, Wallside and trellises
Cultivation
Under glass, grow in loam-based compost in full or bright filtered light. In growth, water freely & feed monthly. May need restrictive pruning under glass. Outdoors in frost-free areas, grow in fertile, humus-rich, moist but well-drained, alkaline soil in full sun or partial shade.
Soil type
Loamy
Soil drainage
Moist but well-drained
Soil pH
Alkaline
Light
Full Sun
Aspect
East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Indoor heated (H1), Tender in frost (H3)
USDA zones
Zone 11, Zone 10
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 | Tell us... |
| Soil drainage: | Moist but well-drained | Tell us... |
| Soil pH: | Alkaline | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Indoor heated (H1), Tender in frost (H3) | Tell us... |
Report content or feedback to Shoot
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login
To add notes for this plant login to your account or register for a new account.
Sign up for freeor Login
To add images for this plant login to your account or register for a new account.
Sign up for freeor Login
To check if this plant is suitable for your garden first login to your account or subscribe.
or Login