Penstemon barbatus 'Rondo'

Golden-Beard Penstemon

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Common Name:

Golden-Beard Penstemon

Plant Type:

Biennial

Flower color:

Foliage color:

Green

Sun (From 0 to 5):

3

Water (From 0 to 5):

2

Maximum temperature:

30°C

Minimum temperature:

7°C

Maximum height:

40 cm

Maximum width:

50 cm

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Description

Short spikes of tubular flowers in shades of pink, rose red, white and lilac.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Blooming

Panicles of tubular or bell-shaped, two lipped flowers. Blooms attract hummingbirds.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Growth

Deciduous or evergreen perennials and subshrubs with linear to lance-shaped leaves. Grows best in full sun or partial shade. Works well in a border or rock garden.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Planting

Divide plants in spring, take cuttings in spring or summer, or use seeds.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Pest

Slugs and snails are a threat to young growth. Penstemon is vulnerable to Southern blight, powdery mildew, leaf spots, and rust.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Interesting facts

Penstemon contains a staminode, or sterile stamen, that is used as a characteristic to distinguish among the species.

Golden-Beard Penstemon (Penstemon barbatus 'Rondo') - Soil and irrigation

Well-drained, evenly moist soil. Water and mulch during dry weather. Dwarf and shrub species prefer poor to average, grainy soil with excellent drainage.