Agastache 'Blue Boa'
Botanical profile

Agastache 'Blue Boa'

Latin name
Agastache 'Blue Boa'
Common name
Hyssop with spectacular blue-violet spikes
Type
Perennial
Family
Lamiaceae

This variety produces beautiful, long, wide, deep purple spikes. Its bright green, highly fragrant foliage attracts many pollinators. Drought tolerant.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 5
Exposure
Sun
Watering
Weak
Fertilization
Fertilizer for flowering
Soil type
Well drained, Limestone
Minimum temperature
'-30°C
Plant appearance

Blooming, foliage and shape

Blooming period
July-September
Flower color
Purple
Foliage color
Green
Shape
Bushy
Garden structure

Size and growth

Height
35 inches (89 cm)
Width
23 inches (58.5 cm)
Growth rate
Moderate
Pet friendly
Safe for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

Hummingbirds
Flowers that attract hummingbirds

Hummingbirds

Repellent
Helps repel certain pests

Repellent

Deer
Less attractive or generally tolerated by deer

Deer

Explore more Agastache

Perennials Agastache Poquito 'Orange'

Agastache Poquito 'Orange'
Perennials Agastache 'Morello'

Agastache 'Morello'
Perennials Agastache Honeysticks 'Purple'

Agastache Honeysticks 'Purple'
Perennials Agastache Honeysticks 'Sandstone'

Agastache Honeysticks 'Sandstone'
Perennials Agastache Honeysticks 'Ember'

Agastache Honeysticks 'Ember'
Perennials Agastache 'Rosie Posie'

Agastache 'Rosie Posie'
Perennials Agastache 'Kudos Red'

Agastache 'Kudos Red'
Perennials Agastache Poquito 'Butter Yellow'

Agastache Poquito 'Butter Yellow'

Hardy perennials

Hardy perennials for colourful, long-lasting gardens

Hardy perennials are essential plants for creating colourful, durable and easy-care gardens. Whether you are looking for perennials online, full sun perennials, shade perennials, partial shade plants, dry soil perennials or easy-care perennials, they offer reliable options for many garden styles. Some varieties are also valued as long-blooming perennials, pollinator plants, hummingbird plants or deer-resistant perennials, making them useful for flower beds, borders and naturalized plantings.