Penstemon isophyllus AGM

Plantaginaceae
 / 
Penstemon
 / 
Penstemon isophyllus AGM

Plant (HPS Number P10533)

Notes:
Date donated: 1st Jan 1998
Donor: Anon

RHS Number and Name Designation (if any): 12465 - tentative
  • Date added to the website: 23rd Mar 2023
  • Date updated on the website: 19th Dec 2024
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Extended plant information for Penstemon isophyllus

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Articles and Publications linked to this species

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Articles and Publications linked to this genus

Searching for articles and blog posts for the genus Penstemon
No publications found
4 linked articles
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Kevin Line Mini Blog Nov 2025
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Cold Glasshouse Propagation
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On a Chalk Hillside June 2023 – Developing our garden
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Plant of the Month October 2016

Additional plant photos and information

Query: post_type=plant&tax_query[0][taxonomy]=species&tax_query[0][field]=name&tax_query[0][terms][]=Penstemon isophyllus AGM&tax_query[0][operator]=IN&tax_query[relation]=AND&posts_per_page=&orderby=title
Plant
Image

Penstemon isophyllus

P10533

Plants in the genus : Penstemon

Query: post_type=plant&tax_query[0][taxonomy]=genus&tax_query[0][field]=name&tax_query[0][terms][]=Penstemon&tax_query[0][operator]=IN&tax_query[relation]=AND&posts_per_page=&orderby=title
Archive Seeds
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Penstemon yellow flowers

M08033
Archive Seeds
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Penstemon x mexicanus ex ‘Sunburst Amethyst’

M08765
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01478.jpg

Penstemon wilcoxii

S01478
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01477.jpg

Penstemon whippleanus

S01477
Archive Seeds
Image

Penstemon whippleanus

M08521
Archive Seeds
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Penstemon watsonii

M04346
Archive Seeds
Image

Penstemon virens

M09152
Plant
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Penstemon venustus

P04050
Archive Seeds
Image

Penstemon venustus

M04345
Archive Seeds
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Penstemon strictus

M04344
Plant
Image

Penstemon smallii

P07410
Archive Seeds
Image

Penstemon smallii

M04343
Archive Seeds
Image

Penstemon serrulatus ex ‘Albus’

M04342
Plant
Image

Penstemon serrulatus ‘Albus’

P06723
Plant
Image

Penstemon serrulatus

P07409
Plant
Image

Penstemon serrulatus

P12661
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01476.jpg

Penstemon serrulatus

S01476
Archive Seeds
Image

Penstemon serrulatus

M04341
Archive Seeds
Image

Penstemon rydbergii

M06142
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01475.jpg

Penstemon pumilus

S01475
Archive Seeds
Image

Penstemon pruinosus

M08958
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01474.jpg

Penstemon procerus var. tolmiei

S01474
Archive Seeds
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Penstemon pink flowers

M04325
Plant
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Penstemon pinifolius

P00698

Plants in the family : Plantaginaceae

A random selection are shown
Query: post_type=plant&tax_query[0][taxonomy]=family&tax_query[0][field]=name&tax_query[0][terms][]=Plantaginaceae&tax_query[0][operator]=IN&tax_query[relation]=AND&posts_per_page=&orderby=rand
Archive Seeds
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Plantago sempervirens

M08632
Plant
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Penstemon ‘Apple Blossom’

P04505
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Plant
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Veronica lyallii ‘Snowcap’ (P)

P12064
Plant
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Digitalis lutea

P00169
Archive Seeds
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Linaria genistifolia

M03546
Plant
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Digitalis ferruginea

P03078
Plant
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Penstemon ‘Countess of Dalkeith’

P10553
Plant
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Veronica longifolia ‘Blaubündel’

P12194
Seed Image
https://www.hardy-plant.org.uk/image/catalog/library/seeds/S01259.jpg

Maurandya barclayana

S01259
Plant
Image

Penstemon serrulatus ‘Albus’

P06723
Plant
Image

Veronica umbrosa ‘Georgia Blue’

P01598
Plant
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Chelone obliqua

P08488
Plant
Image

Digitalis purpurea ‘Dalmatian Purple’ (Dalmatian Series)

P08256
Plant
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Antirrhinum molle

P05643
Plant
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Digitalis purpurea ‘Dalmatian Peach’ (Dalmatian Series)

P07327
Archive Seeds
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Antirrhinum ex ‘Rembrandt’

M00519
Plant
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Digitalis ferruginea AGM

P12735
Archive Seeds
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Maurandya barclayana

M03788
Archive Seeds
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Digitalis grandiflora ex ‘Dropmore Yellow’

M01921
Archive Seeds
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Antirrhinum majus ex ‘Appleblossom’

M09219
Plant
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Digitalis ciliata

P07326
Archive Seeds
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Penstemon smallii

M04343
Archive Seeds
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Linaria purpurea

M03549
Plant
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Digitalis purpurea

P12834