Agastache 'Blue Boa' (Anise Hyssop) - Image 2

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Categories: Agastache, Perennials

Agastache ‘Blue Boa’ (Anise Hyssop)

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Plant information

Plant Description

Agastache ‘Blue Boa’ is a compact variety perfect for the front of the border or container planting. It showcases impressive large purple flower spikes complemented by vibrant green foliage. This plant delights with continuous flowering throughout the summer months. ‘Blue Boa’ exhibits resilience, being tolerant of poor soils and able to endure dry periods once it is well-established. With its striking appearance and adaptability, this agastache variety is a wonderful addition to gardens and container arrangements.

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🌿 How to Care for Agastache ‘Blue Boa’ (Anise Hyssop)

How much sun do Agastache ‘Blue Boa’ (Anise Hyssop) need?

Agastache ‘Blue Boa’ (Anise Hyssop) thrives in full sun—around six hours a day. While it can tolerate light shade, you’ll get the best flowering in bright, open spots.

What type of soil is best for Agastache ‘Blue Boa’ (Anise Hyssop)?

Agastache ‘Blue Boa’ (Anise Hyssop) prefers well-drained soil, ideally sandy or chalky. Rich or heavy soils can cause the plant to flop and reduce flower production.

How often should I water Agastache ‘Blue Boa’ (Anise Hyssop)?

Water well during the first growing season to help it establish. Once settled, Agastache ‘Blue Boa’ (Anise Hyssop) is drought-tolerant and rarely needs extra water unless it’s extremely dry.

Do i need to feed Agastache ‘Blue Boa’ (Anise Hyssop)?

Agastache ‘Blue Boa’ (Anise Hyssop) doesn’t require much at all. In fact, too much fertiliser—especially nitrogen—can lead to more leaves and fewer flowers. A light feed in spring is plenty, if needed.

Should I deadhead or cut back Agastache ‘Blue Boa’ (Anise Hyssop)?

Yes—regularly remove faded flowers from Agastache ‘Blue Boa’ (Anise Hyssop) to encourage more blooms and stop self-seeding. You can cut the plant back in autumn or early spring to tidy it up and boost new growth.

When should I divide or propagate Agastache ‘Blue Boa’ (Anise Hyssop)?

Divide Agastache ‘Blue Boa’ (Anise Hyssop) into clumps every 3 to 5 years in spring or autumn to keep them healthy and vigorous. You can also take soft cuttings in spring.

Are Agastache ‘Blue Boa’ (Anise Hyssop) drought-hardy?

Yes, Agastache ‘Blue Boa’ (Anise Hyssop)is drought handy. Once it’s established, it copes brilliantly in dry conditions, making it perfect for sunny borders and gravel gardens.

What pests or diseases affect Agastache ‘Blue Boa’ (Anise Hyssop)?

Agastache ‘Blue Boa’ (Anise Hyssop) is generally low-maintenance, but it can occasionally suffer from aphids or powdery mildew—especially in humid or overcrowded spots. Good airflow and spacing usually prevent problems.

Agastache ‘Blue Boa’ (Anise Hyssop)

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🌿 How to Care for Agastache ‘Blue Boa’ (Anise Hyssop)

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