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Penstemon rupicola (Rock penstemon)

Beginner
skill rating
1 hour care
per year
0.1m
Max height
0.45m
Max spread
2-5 years
To maturity

Plant details

Botanical name

Penstemon rupicola

Other names

Rock penstemon

Genus

Penstemon Penstemon

Variety or Cultivar

P. rupicola is an evergreen, mound forming perennial with tiny,round, leathery, green leaves. In spring it has tubular, bell shaped pink flowers.


Penstemon rupicola is: Evergreen

Habit

Bushy, Clump-forming

Awards

RHS AGM (Award of Garden Merit)

Flower

Pink in Spring

Foliage

Mid-green in All seasons

How to care

Watch out for

Specific pests

Glasshouse red spider mite , Leaf and bud eelworms , Slugs , Snails Glasshouse red spider mite , Leaf and bud eelworms , Slugs , Snails

Diseases

Generally disease-free

General care

Pruning

Deadhead after flowering to maintain the plant's strength. Cut the plant right back to its base in early spring.

Propagation methods

Division, Semi-hardwood cuttings, Softwood cuttings


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Where to grow

Penstemon rupicola (Rock penstemon) will reach a height of 0.1m and a spread of 0.45m after 2-5 years.

Suggested uses

Beds and borders, City, Cottage/Informal

Cultivation

Plant in fertile, well-drained soil in full sun or part shade. Protect plant in winter with dry winter mulch.

Soil type

Chalky, Loamy, Sandy

Soil drainage

Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

South, East, West

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

Penstemon rupicola

Other names

Rock penstemon

Genus

Penstemon Penstemon

Variety or Cultivar

P. rupicola is an evergreen, mound forming perennial with tiny,round, leathery, green leaves. In spring it has tubular, bell shaped pink flowers.

Foliage

Evergreen

Habit

Bushy, Clump-forming

Awards

RHS AGM (Award of Garden Merit)


Colour

Flower

Pink in Spring

Foliage

Mid-green in All seasons


How to care

Watch out for

Specific pests

Glasshouse red spider mite , Leaf and bud eelworms , Slugs , Snails

Diseases

Generally disease-free

General care

Pruning

Deadhead after flowering to maintain the plant's strength. Cut the plant right back to its base in early spring.

Propagation methods

Division, Semi-hardwood cuttings, Softwood cuttings


Monthly care advice


Where to grow

Penstemon rupicola (Rock penstemon) will reach a height of 0.1m and a spread of 0.45m after 2-5 years.

Suggested uses

Beds and borders, City, Cottage/Informal

Cultivation

Plant in fertile, well-drained soil in full sun or part shade. Protect plant in winter with dry winter mulch.

Soil type

Chalky, Loamy, Sandy

Soil drainage

Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

USDA zones

Zone 10, Zone 9, Zone 8, Zone 7, Zone 6, Zone 5, Zone 4

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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: Partial Shade, Full Sun Tell us...
Aspect: South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

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