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H&ROrganics
 Post subject: Lettuce Wilting
PostPosted: Feb 18th, '13, 13:04 
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My lettuce is growing great but I'm finding a lot of wilting in the last few weeks. Could water ph cause this??
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tambra77
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 18th, '13, 14:58 
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What are your numbers from the water test?
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H&ROrganics
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 18th, '13, 21:41 
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Around 6.8 - 7 which I think is to high from what I'm reading.
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RupertofOZ
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 18th, '13, 21:55 
Your pH is fine.... what are your temperatures... air & water...
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H&ROrganics
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 02:40 
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Water temp 72-75 air temp can range from 55 - 95. We are in north central Texas so we have heaters in the green house.
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RupertofOZ
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 09:39 
Ok... so whats your flood & drain cycle/pump cycle?
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H&ROrganics
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 10:28 
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We are using a raft system, flows one end drains the other. I'm starting to think it must be a heat issue.


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RupertofOZ
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 10:52 
Are your rafts oxygenated... through out the raft length?
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H&ROrganics
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 11:17 
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No it is not, just in the fish house not in the rafts
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RupertofOZ
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 11:29 
There's your problem then...
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H&ROrganics
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 11:39 
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Thank you I will look into that :)
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RupertofOZ
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 12:06 
No problems... the invoice is in the mail... :D
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mantis
 Post subject: Re: Lettuce Wilting
PostPosted: Feb 19th, '13, 12:28 
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:laughing3:
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