Fertility

The fertility of species and named daffodils.

Crosses of viridiflorus hybrids with the diploid N. cantabricus

January 13, 2015
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    Crosses of viridiflorus hybrids like Emerald Sea with the diploid N. cantabricus from Spain near Puertollano are easy to realize and grow well in my greenhouse. The bulbs multiplicate  better than …

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The fertility of autotriploid and allotriploid daffodils

December 6, 2014
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For these daffodils fertility theoretically should not exist  or be rare, but in reality we find many fertile plants. Poeticus hellenicus (from Carlos van der Veek) for example is autotriploid and with…

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Fertility update – Div. 6

It has been a good year for seed on the narcissus/pseudonarcissus triploids, mostly crossed with tetraploids. Hopefully, in a few years, it will be clear how effective this policy is…

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Fertility update – Div. 5

November 28, 2014
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12_01RM

The quest for fertile inter-sectional division 5’s is progressing very slowly here. The policy of putting sterile triploids onto fertile inter-sectional tetraploids is being pursued but very few seeds have…

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Fertility update – Div. 10

November 25, 2014
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A few interesting plants have set seed this year further confirming the potential of intersectional bulbocodium hybrids. There was an unfortunate mistake planting the 2011 seedlings. They were shallow planted…

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fertile tetraploid tazetta pollen

November 24, 2014
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If any breeders out there want to make some fertile tazetta hybrids with regular daffodils, these should be ideal. Right now I have collected an excess of pollen from several…

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