Re: Nitrogen level by observing the leaves


In a message dated 12/4/99 8:25:02 AM Eastern Standard Time, Lubadub@aol.com 
writes:

<< Subj:     Nitrogen level by observing the leaves
 Date:  12/4/99 8:25:02 AM Eastern Standard Time
 From:  Lubadub@aol.com
 Sender:    owner-pumpkins@mallorn.com
 Reply-to:  pumpkins@mallorn.com
 To:    pumpkins@mallorn.com
 
 Several times there has been mention made that the best indicator of 
nitrogen 
 levels in the pumpkin patch come from examining the tips of the newer 
pumpkin 
 leaves. If the leaf tip is dark green then the grower should cut back on 
 adding nitrogen to the garden and if light green then it is time to add 
 nitrogen. I am wondering if anyone has used a color chart to do this? And if 
 so what chart they used. What is the ideal "color" for the leaf tip? This 
 gets even more difficult when you consider that some of the leaves may have 
a 
 yellow tinge to them naturally. Comments????
  >>

One thing to keep in mind.  Temperature can affect the coloring.  You must 
have temps above 80 to be able to check for nitrogen levels.  I believe the 
plant has difficulty producing chlorophyl during cool weather.

George

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