I have worked with A.D.R. Bulbs for almost 5 years now, and my company has sourced bulbs with them for longer than that. Communication is great - from ordering, to deliveries, to follow-ups on final product. I love the quality of the product as well as the service. We plant nearly 100,000 bulbs and A.D.R. keeps the whole process easy for us!
Louise Licata
, Bland Landscaping Co.
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Ipheion uniflorum 'Jessie', commonly known as Spring Starflower, reaches 6 to 10 inches tall, featuring deep blue, star-shaped blooms with a darker stripe on each petal. These fragrant flowers emerge in early to mid-spring, lasting up to eight weeks, creating a long-lasting seasonal display.
Ideal for rock gardens, borders, pathways, and naturalized plantings, this variety thrives in full sun to part shade and prefers well-drained soil. It is deer-resistant and rabbit-resistant, returning reliably each year while attracting pollinators.
Planting: Plant bulbs in fall, 2 to 3 inches deep and 3 to 4 inches apart, with the pointed end up. For naturalized drifts, scatter and plant where they fall.
Location: Full sun to partial shade. Ideal for borders, rock gardens, and under deciduous trees.
Soil: Well-drained, moderately fertile soil with a neutral to slightly acidic pH (6.0–7.0). Add grit or compost to improve drainage.
Watering: Water after planting and during active growth in spring. Once foliage yellows, reduce watering—bulbs prefer dry summer dormancy.
Temperature: Hardy in USDA zones 5–9. Requires a cold period to bloom reliably.
Fertilization: Apply compost or a potassium-rich fertilizer in early spring as shoots emerge.
Pruning: Deadhead spent blooms to direct energy back to the bulb. Allow foliage to die back naturally.
Propagation: Naturalizes by offsets and self-seeding. Divide clumps in summer when dormant.
Pest & Disease: Generally pest-free. Foliage emits a mild onion scent that deters rodents and deer.
Height | 4 Inches |
Spread | 3-6 Inches |
Spacing | 2-4 Inches |
Hardiness Zone | 5-9 |
Color |
Blue |
Check back soon for additional details.