Tradescantia x andersoniana
30 - 40 cm
August - September
humus rich, well drained, moist
acid - neutral
Tradescantia is a genus in the family Commelinaceae native to the Americas from S-Canada to N-Argentina. A few are grown in gardens around the world, but they are probably a bit too tender for the Icelandic climate.
Division in spring or fall.
Seed - sown in February - March.
Seed lightly covered and stored at at least 22°C (72°F) until germination.
Fairly hardy, but flowering can be sparse. Each flower only lasts one day.