From: boron_elgar@hotmail.com   
      
   On Fri, 13 Aug 2021 14:37:25 -0400, songbird    
   wrote:   
      
   >bill wrote:   
   >> When we water the tomato plants does it matter if we water the leaves?   
   >   
   >  yes.   
   >   
   >   
   >> Do the tomato plants "feel" the water when it's "on" the leaf?   
   >   
   >  i don't think plants have a nervous system, but they do communicate   
   >via chemical signals in various ways.  do they "feel"?  i do not know.   
   >   
   >   
   >> Can they absorb the water from the leaf?   
   >   
   >  yes, a small amount, depends upon plant type/species.   
   >   
   >   
   >> Or only from the ground (roots)?   
   >   
   >  mostly from the ground.   
   >   
   >  consider this, some plants are indeed water plants and grow   
   >while being entirely submerged.  also there are the arid dessert   
   >plants which have a very thick and waxy coating so that they   
   >don't lose much water from the leaf surfaces.   
   >   
   >  as to the question should you water the leaves that also has a   
   >lot of possible answers.  in some cases watering the plant will   
   >rinse off dust and other debris, it may also cool the plant down   
   >which during really hot weather can be a help for pollinating.   
   >i do this with the tomatoes during hot weather and get a crop   
   >when many others don't and a part of that is due to me being   
   >willing to get the plants wet.  the downside is that it can also   
   >encourage disease problems.  this season being a pretty bad one   
   >so i'm seeing disease pressure that is worse than normal.   
   >   
   >  such is life...   
   >   
   >   
   >  songbird   
      
   The wilt is so bad this year that I have promised myself to plant only   
   resistant tomatoes next year. I am getting tired of losing the plants   
   so early.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)