Dahlia

A perennial herb growing in the Outdoor Gardens

By Eden Project

Eden Project

Dahlia, Outdoor Gardens (2020) by Eden ProjectEden Project

A wide variety of dahlias can be found in the ‘Flowers and their roots’ exhibit in the Outdoor Gardens at the Eden Project.

Dahlia, Outdoor Gardens (2020) by Hufton+CrowEden Project

Dahlias can be used for dyeing. All dahlias (except the white flowers) produce warm yellows and oranges with an alum mordant and greens with iron mordants. A mordant is a substance that helps to fix the colours to textiles.

Dahlia, Outdoor Gardens (2020) by Eden ProjectEden Project

A 'Fairy queen' dahlia flower

Dahlia, Outdoor Gardens (2020) by Eden ProjectEden Project

A 'Juul's Allstar' dahlia flower

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