Rich Ruby

Penstemon 'Rich Ruby'

£5.50

Plant profile · availability to be confirmed

Add stunning ruby-red blooms to your garden with this easy-to-grow Penstemon variety, featuring semi-evergreen foliage and an impressive five-month flowering season from May through October. Perfect for borders and cottage gardens, 'Rich Ruby' thrives in full sun to partial shade with excellent drought resistance, making it ideal for low-maintenance landscaping in coastal or exposed locations. With flexible soil requirements and compact clump-forming growth, this hardy perennial delivers reliable, vibrant color with minimal fuss.

A CLOSER LOOK

Plant details.

LifecyclePerennial
HabitBushy
Foliage typeSemi Evergreen

Suitability: Borders, Coastal gardens, Cottage gardens, Gravel gardens, Wildlife gardens, City and courtyard gardens, Wall-side borders
Position: Border | Middle
Light: Full sun, Partial shade
Soil moisture: Free draining
Soil acidity: Neutral, Acid, Alkaline
Soil type: Chalk, Loam, Sandy
Hardiness: H3 [-5 to 1ºC] Half-hardy | Unheated glasshouse, Mild winter
Time to maturity: 2–5 Years
Exposure: Exposed, Sheltered
Mature height: 0.5–1 m
Mature spread: 0.1–0.5 m
Foliage colour: Green
Flower colour: Pink, Red
Growing skill: Easy
Genus: Penstemon | Beardtongue
Aspect: East, South, West
Drought resistance: Drought Resistance

Through the seasons

A year at a glance

Flowering

May–Oct

In leaf

All year

Filled months show recorded activity. Timing can vary with climate and growing conditions; unfilled months are not recorded.

GETTING TO KNOW YOUR PLANT

A happy plant
starts here.

Every plant grows a little differently. Your new arrival’s shape and size may vary from the photograph.

Growing conditions+

Position: Full sun, Partial shade. Soil: Well-drained.

Winter hardiness+

RHS rating: H3 (UK growing conditions). See the source profile for cultivation advice.

Plant information sources+

Growing details checked against the sources below. Ultimate size depends on growing conditions.

RHS · Penstemon 'Rich Ruby'

THE GREENHOUSE JOURNAL

Life with Rich Ruby.

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Rich Ruby