Blog Archives

The inheritance of recessive and dominant mutations in daffodil cultivars

December 30, 2017
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This is the title of an article from Peter Brandham in the “Daffodil, Snowdrop and Tulip Yearbook 2017, pages 26-32”. Essential statements in this paper are: Pitfalls often occur, one…

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Open Pollination

July 8, 2017
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  My first steps as a hybridizer were to cross standard daffodils. I read in the literature that it is not necessary to prevent open pollination because only 1 to…

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New tetraploid Narcissus cordubensis/fernandesii

May 24, 2017
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    The diploid N. jonquilla cordubensis of the picture has been transformed to two tetraploid plants. This is to be seen in the photos of the sprouting pollen: The tetraploid plants…

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Tête à Tête in the Sierra de las Nieves

April 30, 2017
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   In March I made a trip to Spain looking for narcissus species. I saw many different sites and visited also the Sierra de las Nieves near Ronda, where in…

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Narcissus x litigiosus

February 28, 2017
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  My best N. x litigiosus/ susannae (N. cantabricus x N. triandrus pallidulus) with about seven %  pollen fertility. Theo

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Crosses of tetraploid species with each other or with tetraploid standard daffodils

February 7, 2017
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Most crosses of standard daffodils with diploid species and crosses between diploid species are infertile. If tetraploid species are used the descendants are fertile. Some more information you find within…

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