Star of Bethlehem, dubium (YELLOW) ,flowers bulb

Ornithogalum dubium — Star of Bethlehem, Orange Star Flower, or Chincherinchee — in brilliant yellow. A cheerful South African bulb producing clusters of 15–20 small, six-petaled yellow blossoms on 12–15-inch stems in spring, with up to 30 flowers per bulb. Beautiful naturalized in rock gardens and sunny borders. Hardy in USDA Zones 7–11; grown as a tender bulb, container plant, or houseplant in colder zones. Excellent for forcing.

Plant Highlights

• Bright yellow, six-petaled star-shaped blooms; up to 30 flowers per bulb
• Clusters of 15–20 blooms per stem; marketing window February–April
• Naturalizes freely in full sun rock gardens and sunny borders
• Hardy in Zones 7–11; tender bulb/container plant in colder zones
• Native to South Africa; excellent for forcing and indoor display

Forcing / Pot Culture Guide

• Plant 1 bulb per 4-inch pot, or 3 bulbs per 6-inch pot
• After bulbs arrive (early October), provide a 4-week conditioning period at 63°F before planting
• If staggering plantings for extended bloom, store bulbs warm prior to the conditioning period
• Grow at 72–74°F daytime / 65–68°F nighttime

Garden Planting Guide

When to plant: Plant bulbs in fall for spring bloom.

Location: Full sun preferred; tolerates up to 25% shade. Excellent drainage essential.

Depth & spacing: Plant 5 inches (13 cm) deep; space 2 inches (5 cm) apart.

Spread management: Can naturalize aggressively. Plant in a buried container or edged bed to control spread. Deadhead before seeds develop. To remove established colonies, the entire bulb must be dug.

Planting Specs

• Bloom color: Yellow
• Botanical name: Ornithogalum dubium
• Bloom season: Spring (February–April forcing window)
• Stem height: 12–15 inches | Flowers per bulb: Up to 30
• USDA Zones: 7–11 (tender bulb or houseplant in colder zones)
• Light: Full sun (tolerates 25% shade)
• Planting depth: 5 inches | Spacing: 2 inches
• Origin: South Africa