Xanthosia rotundifolia 0
Author: Augustin Pyrame de Candolle (1778-1841)Family: Apiaceae Subfamily: Mackinlayoideae
Genus: Xanthosia
English name: Southern Cross
Zone: Australia
Xanthosia rotundifolia Observed in Australia by Izzyseizeit (license)
References for the genus
- A new combination and lectotypification in Xanthosia (Apiaceae), Henwood, Murray and Hart, Jennifer. Telopea 2013 Vol. 15 pag. 215-220. DOI
General specifications
Biological type: plant
Frost resistance: 23ºF
Leaf color: bright green
Flower color: white
Reproduction mode: trimonoecious plant that bears hermaphroditic flowers, female flowers and male flowers on the same plant
Specifications for the Mediterranean basin
Adult size (h x w): 3,2ft x 4,9ft
Sun exposure: full sun (Sun hours: >6h Foliage: evergreen
Growth: fast
Flowering time from September until November
Specific information for our garden
Planting substrate: 30%Compost+30%Coco+40%Sand
Plant watering: 3x a week pH 5.5
Logical sequence of containers for: Perennials; forestry plate 8cm, 1L container, 2L forestry pot, 6L container, 55L container
Propagation is done by root division
Frost resistance: 23ºF
Leaf color: bright green
Flower color: white
Reproduction mode: trimonoecious plant that bears hermaphroditic flowers, female flowers and male flowers on the same plant
Specifications for the Mediterranean basin
Adult size (h x w): 3,2ft x 4,9ft
Sun exposure: full sun (Sun hours: >6h Foliage: evergreen
Growth: fast
Flowering time from September until November
Specific information for our garden
Planting substrate: 30%Compost+30%Coco+40%Sand
Plant watering: 3x a week pH 5.5
Logical sequence of containers for: Perennials; forestry plate 8cm, 1L container, 2L forestry pot, 6L container, 55L container
Propagation is done by root division
Sowing instructions
IMMEDIATE SPRING Soak the seeds in ambient water for 12h with a SmokeDisk. Keep in refrigerator at 39°F for 12 weeks in humid substrat. Sow the seeds at 4mm depth in the Well Drained Seed Sowing Mix between 50-59°F. During germination keep the substrate moist and in daylight. The seeds germinate in 21 weeks.
The average seed weight is 343,6 per gram (0,00291g).
Germination references
- Seeds: Ecology, Biogeography, and, Evolution of Dormancy and Germination, Baskin, Carol & Baskin, J.M. 2014 pag. 1-1586. DOI
The average seed weight is 343,6 per gram (0,00291g).
Germination references
- Seeds: Ecology, Biogeography, and, Evolution of Dormancy and Germination, Baskin, Carol & Baskin, J.M. 2014 pag. 1-1586. DOI
Experiences in the garden
12-04-17A Obtaining seeds from seed provider Nindethana Seeds collected in 'Nindethana Seeds6>Albany'. (Wild origin)
21-12-23 Sown 20 seeds in a seed plate ½, they did not geminate in Serre11.
Protocol: Immediate Spring Soak 68°F 12h SmokeDisk Strat Hum 12wk 4mm Sowing mix+Sand 50-59°F Damp substrate+Light 21w