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01-07-2008, 01:58 AM #1Senior Member
Preventing Powdery Mildew
Hey guys- Look at the labeling on the Physan before you apply it to anything that yer gonna consume.
rhizome Reviewed by rhizome on . Preventing Powdery Mildew I have a particular strain of mj that is a Master x Bubba hybrid. It's a really potent strain that I really like. The only problem is, it's highly susceptible to powdery mildew. I have six different strains of mother plants growing together in the mother cab. The MxB will get covered with powdery mildew while all the plants around it have none. I'm a couple weeks into veg on some plants that were cloned from the mother and I noticed yesterday that the leaves have a slightly dull patina to them Rating: 5
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01-07-2008, 02:20 AM #2Senior Member
Preventing Powdery Mildew
rhizome, what are you trying to say?
Physan 20 is extremely safe to use. It biodegrades within 50 hours. Physan 20 is EPA approved for use on tree fruit, ornamentals and hard surfaces.
I saw this on the internet so it must be true. Could it be dangerous to smoke, I mean more than usual? How could it be safe on fruit from trees but not fruit from a weed plant? And if I let my weed grow to the size of trees, would it be ok to use on the fruit then?
Bottom line is I've never heard of this stuff before and I have no idea what it will do, other than what rhizome and the manufacturer tells me. It just looked perfect for PCs condition so I thought I would throw it out there. Your welcome. It does look like some kind of miracle product, much like SubCulture and Liquid Light. If it sounds too good to be true than it probably is. So use some judgment and don't come crying to me when your children are born with psychic powers.
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01-07-2008, 02:37 AM #3Senior Member
Preventing Powdery Mildew
Originally Posted by Opie Yutts
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01-07-2008, 02:44 AM #4Senior Member
Preventing Powdery Mildew
Physan is in fact awesome shit, but it's not approved for use on produce for consumption ( with the exception of tree fruits, and then only allowed by local law in a few states in the US- you folks do wash fruit before you eat it, right? ( Remarkable how much $ the WA Apple Growers Association has to throw around).
That being said, I've never heard of any health problems from the stuff, and I've been around a lot of it. Almost assuredly safer than smoking, say, Floramite- and you'd be hard pressed to find mid-grade commercial indoor that hasn't been hit w/ Floramite, so I'm gonna say no more dangerous than normal.
Phytotoxicity may be more of an issue, but you should always test that for yourself.
I dunno- I'd hate to see folks using Physan as a fix for ventilation problems. I don't think it's gonna hurt anybody ( well- don't spray yer eyes) but I don't really think of it as a "first-line" treatment- I'd hold it back for real issues.
It is, though, the very best thing ever for sterilizing surfaces ( like everything in the room) between crops, and I've seen it work wonders on powdery mildew in rose houses ( our local rose grower uses a 55 g drum every winter- just never eaten ( or smoked) any that I know of. Odds are, though, that I've eaten and smoked a bunch that I didn't know of...(cough).
I didn't say it shouldn't be used- I just hope folks read the labeling ( including msds) before they start throwing it around.
And please please please be careful about how you dispose of any excess- this stuff'll kill a septic system dead.
My child was born w/ psychic powers- she somehow knows when I'm just about to lose it and vanishes, only to re-appear when I've calmed down. Quite remarkable really.
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01-07-2008, 03:26 AM #5Senior Member
Preventing Powdery Mildew
Wow, the way you describe it, it does sound quite a bit more dangerous than I had previously been thinking. Maybe it was the septic thing that got me. I really don't want that harmed. We have too much clay and I had to make a cap and fill. A total pain in the ass. Well thanks a bunch for the heads up. Who knows, you may have even just saved a life or two. That's great to hear about your child. At age 4 he still has chosen not to tell us what his powers are.
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01-07-2008, 03:32 AM #6Senior Member
Preventing Powdery Mildew
Really, I wouldn't call it dangerous-
I'm just a big subscriber to the " least toxic intervention first, then escalate" theory- and Physan isn't close to the least toxic management technique for mildew.
Just sayin'.
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01-07-2008, 05:45 AM #7Senior Member
Preventing Powdery Mildew
Originally Posted by PharmaCan
I wish I had ordered a couple of them. I haven't gotten the clones yet as he is going to find time to come to me. I think it is so nice of him to offer to bring them to my house, as I live up the hill. I'm sure I will hear from him soon about the order. The weather has been so crappy here, probably down there too. I wouldn't want him to come up here in this stormy stuff. I think I need to add a couple of MxB to my order!
I don't want to bother him though.
Sorry I rattled on... I hope your plants are looking healthier. :smokin:
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01-07-2008, 08:52 PM #8Senior Member
Preventing Powdery Mildew
Originally Posted by rhizome
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01-07-2008, 09:02 PM #9Senior Member
Preventing Powdery Mildew
Originally Posted by rhizome
(sticks fingers in ears and yells LA LA LA and scurries off to a safer location)
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01-07-2008, 09:08 PM #10Senior Member
Preventing Powdery Mildew
Whatsamatter? Can't handle people just sayin stuff, huh?
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