Cystopteris alpina       0

Author: (Jean-Baptiste de Lamarck (1744-1829)) Nicaise Augustin Desvaux (1784-1856)
Family: Aspleniaceae
Genus: Cystopteris
English name: Alpine bladder-fern
Zone: Mediterranean

References
- Les Fougères & plantes alliées de France et d'Europe Occidentale, Rémi Prelli et Michel Boudrie. 2000 pag. 312. ISBN
- The British records of Cystopteris alpina (Lamarck) Desvaux; Woodsiaceae, D. J. Tennant. Watsonia 2010 Vol. 28 pag. 57-63. Address
Cystopteris alpina Observed in Switzerland by René Stalder (license)
References for the genus
- A monographic study of the fern genus Cystopteris, Blasdell, Robert F. Memoirs of the Torrey Botanical Club 1963 Vol. 21(4) pag. 1-102. JStor
- Encyclopedia of garden ferns, Sue Olsen. 2007. ISBN
General specifications
Indigenous plant
Biological type: fern
Frost resistance: -40ºF
Leaf color: bright green
Reproduction mode: cryptogams plant that reproduce via spores
Alpinous plant: Yes

Specifications for the Mediterranean basin
Adult size (h x w): 1,3ft x 0,6ft
Plant with a spacing of: 0,5ft
Sun exposure: shadow (Sun hours: <3h
Foliage: deciduous
Growth: average

Specific information for our garden
Planting substrate: 30%Compost+30%Coco+40%Sand
Plant watering: 3x a week pH 6.5
Logical sequence of containers for: Ferns; container, C1 container, 2L forestry pot, 6L container, 55L container
Propagation is done by root division

Ecology in its country of origin
Rainfall: 800-1600mm
Gravelly soil: much
Sowing instructions
SPRING Sow in an airtight container. The tray and the sterilized substrate. No direct sunlight on the substrate. The seeds germinate in 17-17 weeks.
The average seed weight is 100000,0 per gram (0,00001g).
Experiences in the garden
. . . 2019A Collection of seeds in 'Pérouse19>Haut Savoie'. (Wild origin)
01-01-19 Sown seeds in a tray and germinated at 01-05-19, result: 2 units in Serre1.
Protocol: Spring Surface Fern sowing mix <59°F Ferns
. . . 2019A Production of 2 plants in our nursery (Formerly of wild origin)
05-09-22 1x Dead plant because of heat and drought in summer: Serre1 F2.
12-02-26 1x Dead plant because of heat and drought in summer: Serre1 F2.