Curriott Hill Nursery
Eryngium Planum Seeds – Sea Holly for Pollinator Gardens (UK)
Eryngium Planum Seeds – Sea Holly for Pollinator Gardens (UK)
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Eryngium planum, commonly known as Sea Holly, produces striking steel-blue flower heads on strong, architectural stems. Hardy, drought-tolerant, and highly attractive to pollinators, it’s ideal for UK borders, wildlife gardens, and dried flower arrangements.
Why Grow Eryngium Planum (Sea Holly)?
Unique steel-blue flower heads
Strong architectural form
Highly attractive to bees and pollinators
Hardy and drought-tolerant once established
Excellent for fresh and dried arrangements
Ideal for modern and wildlife-friendly gardens
How to Sow Eryngium Seeds (UK Guide)
Sowing time: February–April indoors or September–October outdoors
Where: Seed trays under cover or direct sow outside
Seed depth: Lightly cover
Germination: 14–30 days
Cold stratification may improve germination
Growing Instructions
Grow in full sun for best colour
Prefers free-draining soil
Avoid overly rich or waterlogged ground
Space plants approximately 30–45cm apart
Minimal maintenance once established
Flowering & Use
Flowering period: Summer
Ideal for borders, gravel gardens, and prairie planting
Excellent for cut flowers and drying
Adds texture and contrast to planting schemes
Product Details
Variety: Eryngium planum
Plant type: Hardy perennial
Flower colour: Blue
Approx. seed count: (100 seeds)
Plant height: Approx. 60–90cm
Growing location: Borders, wildlife gardens
Difficulty level: Easy to moderate
Suitable for: UK growing conditions
Why Buy from Curriott Hill Nursery
Seeds selected for reliable UK performance
Small-batch, quality-focused nursery
Fast UK dispatch
Suitable for beginner and experienced gardeners
Materials
Materials
Shipping & Returns
Shipping & Returns
For Seeds
If you are unhappy with your purchase, we will accept returns up to 14 days from purchase.
Refunds will be issued once the item has been received by us, in its original packaging.
Buyer pays for return postage
For Fresh Microgreens
If your Microgreens do not arrive in Perfect Condition with 48 hours of dispatch we will refund all orders.
Dimensions
Dimensions
Care Instructions
Care Instructions
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Sow, Grow & Enjoy – The Curriott Hill Way
Whether you’re planting vibrant flowers, fragrant herbs, or wholesome vegetables, each Curriott Hill Nursery packet holds more than just seeds — it holds potential, peace, and the joy of growing something beautiful.