The genus Hypoxis, often called the “star flowers” of grasslands and rocky places, is a captivating group of small to medium geophytic perennials known for their bright, sun-catching blooms and resilient underground corms. Found across Africa, Asia, Australia and the Americas – with southern Africa being a major centre of diversity – Hypoxis species thrive in seasonal climates where fire, frost, drought and summer rain shape their life cycle. Their silky, grass-like leaves and charming starry flowers (usually golden yellow, sometimes pale or cream) appear like living sparks scattered through veld, slopes and open habitats. Whether admired for their medicinal history, their ecological toughness, or their botanical elegance, Hypoxis is a genus that embodies wild beauty and quiet endurance, rewarding growers with naturalistic charm and reliable flowering when cultivated in the right rhythm.

Hypoxis rigidula – Silver-Leaved Star-Flower, Silverleaf Stargrass

Bring bright, wild “star” blooms into your garden with Hypoxis rigidula, a tough, grassland geophyte loved for its bold yellow flowers and upright, ribbed foliage. This is a fantastic choice for growers who want a truly indigenous look in a meadow-style planting, grassland bed, or naturalistic rock garden.

Plants form sturdy tufts of long, narrow leaves and send up firm, unbranched stalks topped with showy, star-shaped yellow flowers. Indigenous to South Africa it occurs widely through the summer-rainfall regions and can be found in open, well-drained grassland and rocky slopes, sometimes near bush clumps or along wetter margins.

Seed-grown plants reward patience with long-lived clumps that bulk up over time. Flowering is typically spring into late summer and can extend from about August to March depending on rainfall and region.