Science

This category is about the biology of daffodils and narcissus.

Paperwhites

Different paperwhites flower here in Canberra from about April to September. Flowering time is influenced by both rainfall and temperature. A couple more paperwhite N. broussonetii seedlings have flowered here and…

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Some crosses with diploid tazettas and their fertility

June 18, 2016
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Crosses of different  diploid and tetraploid poeticus varieties with N. tazetta were made before 1906 and 1930 especially in the Netherlands from J.B. van der Schoot. To the first group…

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Request for Daffodil Seeds

The ADS has received a request for daffodil seeds from Jackson Henggeler, a chemistry student at DePaul University.  Below is Jackson’s request: My name is Jackson Henggeler and I am…

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“Early Bird” registration for the 2016 World Daffodil Convention

February 24, 2016
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“Early Bird” registration for the 2016 World Daffodil Convention

The deadline for “Early Bird” registration at the 2016 World Daffodil Convention is only ONE week away! Make plans now to visit St Louis, Missouri, USA, site of the 2016…

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Diamond and gold dust

A few years ago John Hunter posted on Daffnet some comments about gold and silver dusted perianths. http://daffnet.org/gold-and-silver-dusted-perianths/ He referred to a short article in The Daffodil Journal Vol. 48…

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zaianicus

Hi Dave, I can’t help you much. I have old photos and no expertise. My photos that include the name ‘zaianicus’ don’t appear to be consistent. They have all been…

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