Ipheion uniflorum

Delicate, fragrant and wonderfully easy to grow, Ipheion uniflorum, commonly known as Spring Starflower, is a charming bulb that produces masses of star-shaped flowers in soft lavender-blue, bringing welcome colour to the garden just as winter gives way to spring.

Native to the grasslands of Argentina and Uruguay, this delightful species has become a favourite with gardeners around the world for its long flowering period, graceful habit and remarkable ability to naturalise. Each flower is perfectly formed with six pointed petals, typically pale lavender-blue with a darker central stripe, opening wide in sunshine and releasing a delicate sweet fragrance that attracts bees and other early pollinating insects.

The slender, grassy foliage forms neat clumps and carries a light onion scent when crushed, helping to deter browsing pests. Left undisturbed, the bulbs gradually multiply to create beautiful carpets of spring colour beneath deciduous trees, through rockeries, along pathways and at the front of borders.

Exceptionally hardy and low maintenance, Ipheion uniflorum thrives in a wide range of garden conditions and rewards gardeners with increasing displays year after year.

A delightful naturalising bulb that combines effortless charm, subtle fragrance and weeks of early spring colour.

Planting Instructions

When to Plant:

Plant Ipheion bulbs in autumn, ideally between September and November, while the soil is still warm enough for roots to establish before winter.

Where to Plant:
Choose a position in full sun or partial shade with fertile, well-drained soil. Spring Starflowers are ideal for rock gardens, borders, woodland edges, containers and naturalising beneath deciduous trees.

How to Plant:

• Depth: Plant bulbs approximately 5–8 cm (2–3 inches) deep.
• Spacing: Space bulbs about 8–10 cm (3–4 inches) apart.
• Soil Prep: Improve heavy soils with grit or organic matter to ensure good drainage before planting.

Watering:
Water thoroughly after planting to settle the soil. Once established, Ipheion tolerates dry conditions well and usually only requires watering during prolonged dry spells.

Aftercare Tips:

• Allow the foliage to die back naturally after flowering.
• Leave bulbs undisturbed to naturalise and multiply.
• Apply a light mulch of compost each autumn to maintain healthy soil.

Top Tip:
Plant in generous drifts beneath deciduous trees or through lawns and borders for a natural carpet of fragrant spring flowers that will increase in beauty every year.

Plant Details

Flowering Period:
March – April (depending on season and conditions)

Height:
4–8" (10–20cm) (approx.)

Position:
Full sun or partial shade

Hardy Perennial