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Agapanthus ‘Cool Steel’ - Agapanthus africanus hybrid - Tube is backordered and will ship as soon as it is back in stock.
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No. We operate as an online-only nursery and do not offer customer pickups.
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Yes. Add your preferred delivery timing in the order notes at checkout.
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Agapanthus ‘Cool Steel’ delivers striking silvery-blue flowers and strong architectural foliage, bringing a refined, modern look to garden borders and pathways. This hardy, low-maintenance variety thrives in tough conditions while providing a long flowering season.
✔ Silvery-blue blooms - Produces elegant flower heads that brighten garden beds.
✔ Hardy & drought tolerant - Performs well even in poor soils and dry conditions.
✔ Low-maintenance perennial - Returns year after year with minimal care.
✔ Great for mass planting - Creates a clean, uniform look in landscape designs.
✔ Evergreen foliage - Keeps its lush green leaves throughout the year for consistent appeal.
✅ Border planting - Ideal for lining pathways or driveways, offering symmetry and colour.
✅ Mass planting - Looks stunning when planted in large groups for a bold, modern effect.
✅ Feature clumps - Works beautifully as a soft, flowering accent in mixed beds.
✅ Container planting - Thrives in pots, making it perfect for patios or courtyard gardens.
Spacing: Plant 40 to 50cm apart for dense, lush coverage. For faster fullness and impact, consider planting more closely together.
Best Planting Time: Can be planted year-round, best season is spring.
Mulching & Fertilising: This plant thrives naturally and does not require mulching or fertiliser to stay healthy.
How tall does Agapanthus ‘Cool Steel’ grow?
It typically reaches around 60 to 80cm in height, including flower stems.
How long does it flower for?
It produces continuous blooms through summer, offering an extended display.
Is it suitable for full sun?
Yes, it thrives in full sun but can also tolerate partial shade.
Does it spread easily?
It forms neat clumps and expands slowly, making it easy to manage.
Can it grow in coastal areas?
Yes, it handles coastal conditions well and performs reliably in seaside gardens.
Create the perfect garden now, this popular plant is selling fast!
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