This workshop explores the traditional process of assembling a herbarium specimen, inspired by Jean-Jacques Rousseau’s collections. Participants learn scientific techniques for pressing and mounting dried plants on old paper, practice botanical labelling and nomenclature, and select specimens to create a personal herbarium sheet. The session examines preservation methods, identification principles and the historical context of Rousseau’s approach, combining practical skills with scientific insight to produce a lasting botanical object.

In French.

This interactive memory challenge invites participants to test their memory while exploring practical ways to preserve biodiversity based on Geneva’s municipal strategy. Players match “before-and-after” images that illustrate individual and institutional actions, and each correct pair reveals concise information explaining the measure. The activity examines themes such as habitat restoration, species-friendly practices, urban greening and policy responses, helping participants understand the impact and rationale behind everyday and organisational conservation choices.

Explore hidden stories of trees and plants on a playful guided walk. Hear old legends, mysterious names and word games that link nature and people. Smell leaves, notice colorful bark, and listen to tales about why plants were named. Children will compare names, ask questions, and imagine ancient myths. Short poems and simple facts spark curiosity, turning every leaf and flower into a tiny story to discover.

In French.

Hands-on course covering grafting for rare varieties, including selection and use of rootstocks. The session offers a theoretical introduction followed by practical exercises on multiple grafting techniques such as bud, whip and cleft grafts, with emphasis on timing, tool handling and post-graft care. Participants will learn to assess compatibility, improve union success and adapt methods to preserve rare cultivars and ensure long-term vitality.

In French.

Stroll along winding garden paths to spot mandrake, belladonna and henbane thriving among herb beds and shaded undergrowth. The tour invites close observation of leaves, roots and dried seedheads, pairing botanical detail with the whisper of folklore. Expect a quietly charged atmosphere—earthy scents, textured stems and the rustle of foliage—where historical uses and imagined powers mingle. This walking exploration blends natural curiosity with a sense of mystery and discovery.

In French.