Alphabetical Plant Listing

Ipheion 'Alberto Castillo' (Spring Starflower)

Spring Starflower 'Alberto Castillo', Starflower 'Alberto Castillo', Springstar 'Alberto Castillo'


Award-winning Ipheion 'Alberto Castillo' (Spring Starflower) is a small bulbous perennial with sweetly scented, star-shaped, white flowers, up to 1.5 in. (4 cm), adorned with a faint green stripe on each petal. Blooming in mid to late spring, the dainty blooms rise atop a foliage of onion-scented, narrowly strap-shaped, light green leaves. Easy to grow, Spring Starflowers are best massed in sweeping drifts in lawns, planted under shrubs, along walks or paths, or in rockeries where these charming beauties can be easily admired. Regarded to be one of the easiest bulbs to grow. Plants go dormant by late spring.

  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society for its outstanding qualities
  • Grows up to 3-6 in. tall and wide (7-15 cm). Once established, it naturalizes well and comes back year after year.
  • Easily grown in average, medium, well-drained soils in full sun to part shade.
  • Best planted en masse in sweeping drifts in lawns or under deciduous trees. Also great in clusters in rock gardens or border fronts. Lovely in containers too!
  • Low maintenance, it doesn't need weeding or deadheading!
  • Deer and critter resistant, it is virtually disease and trouble free. Watch for slugs and snails.
  • Plant the bulbs 2-3 in. deep (5-7 cm) and space 2-4 in. apart (5-10 cm) in fall.
  • Propagate by seed, sown in pots in a cold frame when ripe (cultivars may not come true from seed) or by division in summer when dormant
  • Native to Argentina and Uruguay

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Requirements

Hardiness 5 – 9
Heat Zones 1 – 9
Climate Zones 2, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Bulbs, Perennials
Plant Family Ipheion - Spring Starflowers
Exposure Full Sun, Partial Sun
Season of Interest Spring (Mid,Late)
Height 3" – 6" (7cm – 15cm)
Spread 3" – 6" (7cm – 15cm)
Spacing 2" – 4" (5cm – 10cm)
Depth 2" – 3" (5cm – 7cm)
Water Needs Average
Maintenance Low
Soil Type Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Fragrant, Plant of Merit, Showy
Tolerance Clay Soil, Deer, Rabbit
Garden Uses Beds and Borders, Pathways, Patio and Containers, Underplanting Roses and Shrubs
Garden Styles City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Prairie and Meadow

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Great Plant Combination Ideas with Ipheion - Spring Starflowers

Guides with Ipheion - Spring Starflowers


While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 5 – 9
Heat Zones 1 – 9
Climate Zones 2, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Bulbs, Perennials
Plant Family Ipheion - Spring Starflowers
Exposure Full Sun, Partial Sun
Season of Interest Spring (Mid,Late)
Height 3" – 6" (7cm – 15cm)
Spread 3" – 6" (7cm – 15cm)
Spacing 2" – 4" (5cm – 10cm)
Depth 2" – 3" (5cm – 7cm)
Water Needs Average
Maintenance Low
Soil Type Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Fragrant, Plant of Merit, Showy
Tolerance Clay Soil, Deer, Rabbit
Garden Uses Beds and Borders, Pathways, Patio and Containers, Underplanting Roses and Shrubs
Garden Styles City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Prairie and Meadow

Great Plant Combination Ideas with Ipheion - Spring Starflowers

Guides with Ipheion - Spring Starflowers

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Ipheion 'Alberto Castillo' (Spring Starflower)

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