How to Grow and Care for Slender vervain

Slender vervain, also known as Tuberous vervain, Creeping verbena, Purple verbena, Stiff vervain, Rigid verbena

Slender vervain is known for its resilience and low maintenance, making it a favorite among gardeners looking for minimal care plants. It requires full sun exposure and thrives in well-drained soil, making it suitable for dry conditions. A special care point for slender vervain includes its preference for sporadic watering, emphasizing drought tolerance over consistent moisture. Regular deadheading can encourage more vibrant blooms throughout its growing season.

Watering schedule: Every week

Sunlight Requirements: Full sun

In This Article

Planting and Growing Slender vervain

Toughness	High
Care Level	Medium
Care Difficulty	Easy
Lifespan	Perennial, Annual, Biennial
Watering Schedule	Every week
Sunlight Requirements	Full sun
Soil Type	Garden Soil
Soil pH	6-7
Planting Time	Spring
Hardiness Zones	7-11

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Varieties of Slender vervain

Slender vervain 'Polaris'

Slender vervain 'Polaris' features stiff, upright stems adorned with deeply toothed, lance-shaped leaves. Its most striking attribute is the vibrant lilac flowers that densely cluster along spiky inflorescences, blooming profusely in summer and early fall. This hardy perennial thrives in full sun and well-draining soils, often spreading vigorously in favorable conditions. Its robust growth and vivid coloring make it a standout in any garden setting.

Slender vervain 'Santos'

Slender vervain 'Santos' is a slender vervain that grows particularly abundant flowers in a darker shade of purple than those of its parent. This cultivar is quite compact compared to its parent, reaching only 30 cm in height as opposed to over 1 m. Its common name translates from the Spanish as 'Saint', and it certainly graces ornamental gardens with its bright summertime blooms.

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More General Info About Slender vervain

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Slender vervain is an evergreen perennial reaching 1 to 2 feet (30 to 60 cm) in height and spreading wider via rhizomes. Its foliage is comprised of rough, dark green leaves, each 2 to 3 inches (5 to 7.5 cm) long with pointed lobes and tips. This plant features vivid purple flowers, fragrant and clustered on branching panicles, blooming from spring through fall and potentially into winter in mild climates. The blooms attract hummingbirds and butterflies, while the textured leaves deter deer.