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Cultivation

Container culture of Penstemon

Penstemon Schmidel.

Growing Penstemon in containers requires strict adherence to drainage management and moderate watering due to the plant's high sensitivity to waterlogging. For successful development in a limited volume, the choice of substrate and wintering control based on the climate zone are essential.

In the reference 25 varieties crop Beard Tongue, where this is mentioned in the description.

A key condition for growing Penstemon in containers is to prevent waterlogging, which is achieved by installing a mandatory drainage layer and adding amendments to the substrate, such as perlite, pumice, or gravel. The soil should be neutral to slightly acidic and moderately fertile, as excess nutrients promote foliage growth at the expense of flowering. The optimal pot diameter for a single plant is 20–25 cm.

Plants require placement in areas with maximum sunlight, protected from strong winds that could damage tall flower stalks. Horticultural practices include regular deadheading to stimulate blooming and spring pruning to maintain a compact habit. In regions with cold climates, it is recommended to move Penstemon containers to frost-free areas for the winter.

General information about the subject — on the page Container culture.

Sources8

Varieties of Beard Tongue mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Strawberry Taffy

Active

Penstemon Schmidel. · Beard Tongue

TERRA NOVA NURSERIES INC

4 records

Grape Taffy

Active

Penstemon Schmidel. · Beard Tongue

TERRA NOVA NURSERIES INC

3 records

Blueberry Taffy

Active

Penstemon Schmidel. · Beard Tongue

TERRA NOVA NURSERIES INC

3 records

Cha Cha Cherry

Active

Penstemon Schmidel. · Beard Tongue

Janet N. Egger

2 records

YAPMINE

Active

Penstemon Schmidel. · Beard Tongue

Frederic C. Yates

2 records

Cha Cha Purple

Active

Penstemon Schmidel. · Beard Tongue

Robert D. Jansen

2 records

YAPROSE

Active

Penstemon Schmidel. · Beard Tongue

Frederic C. Yates

2 records

YAPRUBY

Active

Penstemon Schmidel. · Beard Tongue

Frederic C. Yates

2 records

Balquared

Active

Penstemon Schmidel. · Beard Tongue

Valentin Taquet^^^Christa Kievit

2 records

Balmiblavbi

Active

Penstemon Schmidel. · Beard Tongue

Valentin Taquet

2 records

PEWZ0001

Terminated

Penstemon Schmidel. · Beard Tongue

Syngenta Crop Protection AG

2 records

Pheni Reeda

Terminated

Penstemon Schmidel. · Beard Tongue

JASON JANDREW

2 records

Penharvio

Terminated

Penstemon Schmidel. · Beard Tongue

Syngenta Seeds B.V.

1 record

Balmibepro

Terminated

Penstemon Schmidel. · Beard Tongue

Valentin Taquet

1 record

Pink Chablis

Terminated

Penstemon Schmidel. · Beard Tongue

TERRA NOVA NURSERIES INC

1 record

Cherry Sparks

Terminated

Penstemon Schmidel. · Beard Tongue

Valentin Taquet

1 record

Pheni Ablos

Terminated

Penstemon Schmidel. · Beard Tongue

GOLDSMITH SEEDS

1 record

Pheni Magna

Terminated

Penstemon Schmidel. · Beard Tongue

GOLDSMITH SEEDS

1 record