Green gold: the rise of Thailand’s coveted exotic plant trade

Bright, heart-shaped anthuriums spilled onto the walkways, as collectors expertly examined the intricate patterns of philodendrons, pausing for a moment to admire the rows of rare ferns that erupted in every imaginable shade of green between the bustling booths.
At June’s annual Bangkok International Exotic Plants Show, horticulturists revealed some of the secrets behind their “green gold” rush to This Week in Asia – a trade made possible by Thailand’s hothouse climate, rich soils and…