Giant Viper’s-Bugloss and Natural Navigation
Giant Viper’s-Bugloss, Echium pininana, is a tall flowering plant in the borage family, native to La Palma in the Canary Islands. It shows a strong…
Tag: heliotropism
Wayfinding with Weld – Reseda luteola
Weld (Reseda luteola) is a tall, hairless biennial plant found on dry ground. It grows up to 1.5m tall and has green-yellow flowers. It thrives…
Weld Heliotropism
The Sunflower (helianthus annuus) is famous for its ability to track the sun over the course of a day. A less well known, but quite…