(First upload on September 5 2017. Last on October 20 2020) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Asteraceae (キク科) > Tagetes patula
Tagetes L. (コウオウソウ)Kouousou (コウオウソウ, 紅黄草), French marigoldLife form: annual forb Distribution: native to Mexico and Guatemala Habitat: escaped (in the case of Japan) Use: gardening, as a companion planting for vegetable crops (see facilitation) because the roots kill nematodes in the soil and repel harmful insects, such as white flies on tomatoes |
Synonyms:
Tagetes corymbosa Sweet
French typed: 15-40 cm in height |
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[1] under a street tree in N15/W3, North Ward, Sapporo, on September 2 2019. [2/3] in front of JR Toya Station, southwestern Hokkaido, on July 25 2017. [1] cv. Duran gold and cv. Safari yellow (mixture). [3] cv. Duran gold. [4] cv. Safari yellow. [5/6] cv. Disco marietta within a flower bed under a tree in front of the Catholic Church, N26/E1, East Ward, Sapporo City. on October 5 2018. [7/8] elongated shoots at the backyard of NiPR (National Institute of Polar Research), Tokyo, on November 17 2018. Records: many other box gardens under street trees.
Senjugiku (センジュギク, 千寿菊), Mexican marigold or Aztec marigold, formerly African marigold Lifeform: annual forb |
Distribution: Mexico (not Africa) Chromosome number: 2n = 48 (and others) |
Use: gardening |
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[1] cv. Perfection yellow under a street tree in N13/W4, North Ward, Sapporo, on July 20 2019. [2/3] in front of Keio Plasa Sapporo Hotel near JR Sapporo Station on September 30 2020.
Hosobakouousou (ホソバコウオウソウ, 細葉紅黄草), Mexican marigold |
Hosobakujakusou (ホソバクジャクソウ, 細葉孔雀草) |
Use: gardening |
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[1-3] in front of a pharmacy in N15/W4, North Ward, Sapporo, on October 26 2019.