in bloom
now
through Sep
Bloom calendar
Albus
evergreen species selection
At‑a‑glance
- Group/Class: evergreen species selection
- Height × spread: 30 to 48 in (75 to 120 cm) × 24 to 36 in (60 to 90 cm)
- Bloom window: mid to late summer
- Color & flower form: pure white, funnel‑shaped florets in rounded umbels
- Fragrance: 0 none
- USDA hardiness: varies by climate; commonly perennial in zones 8 to 10; container elsewhere
- Breeder / Year / Origin: unknown
- Cut‑flower notes: sturdy stems; vase life about 7 days when cut on stalks
- Pet safety: avoid
How it differs
- Pure white flowers instead of the genus‑typical blues and violets.
- Evergreen habit where winters are frost free.
- Species‑like, graceful foliage mound with taller scapes in bloom.
Strengths
- Bright, high‑contrast flower displays in summer.
- Useful in white gardens and evening plantings.
- Performs in containers in cooler regions.
Care in one minute
Full sun with shelter from strong, cold winds.
Moist, well‑drained soil; enrich with organic matter.
Water consistently through bud set; reduce after flowering.
Feed in late spring; avoid high nitrogen.
Deadhead spent stems; divide clumps when flowering declines.
Overwinter containers frost‑free where temperatures drop below the mid‑20s°F.
Watch‑outs
- Less cold hardy than many deciduous hybrids.
- Requires drainage; prolonged wet feet can cause rot.
- Protect foliage from snail and slug feeding.
Best uses (tags)
Provenance note
A long‑grown white selection of the South African species *Agapanthus africanus*, recognized in major botanic references.
References
- Missouri Botanical Garden – Agapanthus africanus species profile
- Kew – Plants of the World Online: Agapanthus africanus
- CTAHR, University of Hawai’i – Lei plants (vase life reference)
- UC ANR – Agapanthus spp. safety note
