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Posted
What is the maximum daylenght for the variety Primero? (Short day conditions)The poinsettias are grown in Norway
 
Posts: 1 | Location: veksthusringen | Registered: Wed September 12 2007Reply With QuoteEdit or Delete MessageReport This Post
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The critical night length for flower initiation to occur is 11 hours 40 minutes or in other words the day length must be shorter than 12 hours 20 minutes. Thanks!


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Posts: 1913 | Location: Encinitas, CA USA | Registered: Thu March 20 2003Reply With QuoteEdit or Delete MessageReport This Post
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