Blog Archives

The generation of fertile allotetraploid hybrids of narcissus species by chromosome doubling

June 21, 2015
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This spring I found many diploid pollen grains on one plant of Hawera and three plants of Fairy Chimes. These species hybrids were transformed with Oryzalin from diploids to tetraploids or…

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The triploid Grand Soleil d’Or generates 2n pollen

February 11, 2015
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I have some Grand Soleil d’Or flowering and found much pollen on the anthers from which about 10 % sprouted. This result is astounding because the plant is triploid and most triploids…

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Rotted leaves of species

February 6, 2015
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For species and other daffodils I used as potting compost for the first time a mixture of about 50% perlite, 20% peat, and 30% heavier soil from my garden. The surface…

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N. jonquilla minor x N. elegans

January 21, 2015
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  Today I crossed these two plants to get nice seedlings. Some of these shall produce unreduced pollen which can be of great interest for combining them with tetraploid standard daffodils. A project for…

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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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Narcissus x xanthochlorus or Narcissus x perezlarae

December 20, 2014
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   At November 7, 2014 I published a picture in Daffnet which I thought to be N. x xanthochlorus. Gerd Knoche told me that it may be N. x perezlarae…

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