rock penstemon

How to Grow and Care for rock penstemon

rock penstemon · Penstemon rupicola
Also known as: cliff beardtongue

Grow in poor to moderately fertile, very gritty, well-drained soil in full sun. The plant illustrated here is the cultivar 'Diamond Lake'

Watering: Allow full drying between waterings, provide sharp drainageSunlight: Full sun · Partial shadeInformation to be completed

Planting and Growing rock penstemon

rock penstemonrock penstemonrock penstemon
Care difficulty2 / 5
Watering scheduleAllow full drying between waterings, provide sharp drainage
Sunlight requirementsFull sun · Partial shade
Ideal temperatureInformation to be completed
Soil typeChalk · Loam · Sand
Soil pHAcid · Alkaline · Neutral
Soil moistureWell drained
FertilizingLight diluted fertilizer once monthly through spring and summer
ToxicityInformation to be completed
Care Tips

Grow in poor to moderately fertile, very gritty, well-drained soil in full sun. The plant illustrated here is the cultivar 'Diamond Lake'

How to Water rock penstemon?

Allow full drying between waterings, provide sharp drainage

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What Are the Sunlight Requirements for rock penstemon?

Full sun · Partial shade

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What Is the Ideal Temperature Range for rock penstemon?

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What Soil Is Best for rock penstemon?

Soil type
Chalk · Loam · Sand
Soil pH
Acid · Alkaline · Neutral
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What Are the Moisture Requirements for rock penstemon?

Well drained

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How to Fertilize rock penstemon?

Light diluted fertilizer once monthly through spring and summer

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How to Prune rock penstemon?

Deadhead after flowering to maintain vigour. Then cut back to base in early spring

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How to Propagate rock penstemon?

Propagate by seed

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How to Transplant rock penstemon?

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How to Care for rock penstemon in Winter?

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How to Plant rock penstemon?

Grow in poor to moderately fertile, very gritty, well-drained soil in full sun. The plant illustrated here is the cultivar 'Diamond Lake'

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How to Repot rock penstemon?

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How to Harvest rock penstemon?

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Common Pests & Diseases

Diseases

Generally disease free

Pests

May be attacked by slugs, snails, glasshouse red spider mite, and leaf and bud eelworms

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The Toxicity of rock penstemon

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More General Info About rock penstemon

Attributes of rock penstemon

Plant typeShrubs
HeightUp to 10 cm
Spread0.1-0.5 metres
FoliageEvergreen
HabitMatforming
OriginWestern North America

Scientific Classification

Species
Penstemon rupicola
Genus
Penstemon
Family
Plantaginaceae
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FAQs About rock penstemon

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