×
To buy, sell or swap plants and use our full service please log in or sign up – GreenPlantSwap is completely free!
Record your plants before you lose the plant labels! Just tick the ‘Garden’ box (below) on each plant. Learn more

Penstemon isophyllus

Garden

Wishlist

  • Plant Placeholder

Features

  • BloomsJune to August
  • Height0.25m to 0.6m
  • Spread0.35m to 0.5m
  • Growth HabitIrregular tuft
  • Flower ColourRed-pink, cream
  • Leaf ColourMedium green
  • AwardsRHS Garden Merit

Description

Penstemon isophyllus. This is a tall evergreen subshrub, the flowers are narrow and about 5cm long, they are pale pink or cream. The leaves are lance-shaped and rather thick. It is marginally frost hardy.

Characteristics

Perennial, Evergreen, Sub-shrub

Origin

Mexico

Interest and use

Rock garden, cutting bed, border, flower arranging Suitable for coastal conditions.

Search or browse our Glossary of 3,000+ botanical and plant-related terms


Have something to say about this plant?
Click to write a post, ask a question or share a tip.


  • Plant Placeholder

Needs

  • LightFull sun
  • HardinessHalf hardy (min 0°C)
  • SoilWell drained, Fertile
  • Soil pH5.5 to 7.0
  • WaterSemi-moist

Cultivation

They will thrive in fertile, well-drained soil with full sun. You can propagate by division in the spring or from seed in the spring or autumn.

Propagation

You can propagate by seed in autumn or spring or by softwood or semi-ripe cuttings of non-flowering shoots in mid-summer. Propagate cultivars by cuttings.

Pests, diseases or disorders

May be damaged by slugs and snails and powdery mildew.

Search or browse our Glossary of 3,000+ botanical and plant-related terms


Have something to say about this plant?
Click to write a post, ask a question or share a tip.


Have something to say about this plant?
Click to write a post, ask a question or share a tip.


Other Penstemon posts

To view Penstemon plants offered near you, enter your postcode or log in.

Get started & find out why

Posts of the WeekPosts & Events

Open your garden for Thrive
Grass

“It’s not just gardening,
it makes us healthier and happier”

Production v5.9.2 (00577d2)