If you love vygies and waterwise gardening, Delosperma is one of those genera that quickly becomes addictive. These are mostly low, mat-forming succulents in the Aizoaceae, famous for their shimmering “ice” cells on the leaves and stems that catch the light like tiny crystals – a clever way of reflecting harsh African sun while storing precious moisture.

The genus is centred in southern Africa, with the bulk of species in South Africa and Lesotho, but stretching north into eastern Africa as far as Ethiopia and even into the Arabian Peninsula. Many are local endemics tied to specific rock types or mountain systems – from arid Karoo flats and grassland dolerite outcrops to subalpine Drakensberg cliffs. Seed capsules are typically hygrochastic: they open when wet, using little “valves” and wings to present or flick out the seed in rain – exactly the kind of detail that makes them fascinating subjects for a seed-focused collector.

In the garden, Delosperma species are valued for their carpets of daisy-like flowers in intense shades of magenta, pink, purple, yellow and orange, often over a very long season. Given full sun and sharply drained, sandy or gravelly soils, many species are remarkably drought tolerant and need little more than occasional watering once established. They are ideal for rockeries, retaining walls, containers, green roofs and banks where a tough, colourful, pollinator-friendly groundcover is needed.

For a succulent enthusiast in South Africa, Delosperma offers a huge palette of local biodiversity – from tiny, niche endemics to showy garden workhorses – all fitting neatly into the broader push toward waterwise, climate-resilient gardening.

Delosperma rogersii

Delosperma rogersii is a South African succulent named for a botanist or collector, occurring in rocky, well-drained sites and forming low to medium-height clumps. Its woody base and fleshy leaves help it weather dry spells and grazing.

The plant’s daisy-like flowers are typically in orange, pink or purple tones, and appear mainly in spring and early summer. When well grown, the contrast between the colourful flowers and the neat green foliage makes it a very attractive garden subject.

For South African buyers, D. rogersii is a good option when you want something a little taller and more “shrubby” than the very flat groundcovers. It suits rock gardens, dry mixed borders and larger containers, and will thrive on full sun, free-draining soil and a deep watering now and then during the growing season.