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Chris[_19_] 23-07-2016 06:28 PM

Houseplants causing damp!
 
Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for weeks
now) and the wallpaper is starting to peel in places. It's been so humid
outside it's not been possible to air the place out like it would
normally. I can't recall it ever being this bad. I was told there are
some other houseplants that can act as effective natural dehumidifiers,
but I don't know if that's true or not. Anyway, short of hiring an
industrial dehumidifier, can anyone make a helpful suggestion, please!!

Thanks!

Ermin Trude 23-07-2016 06:56 PM

Houseplants causing damp!
 
On Sat, 23 Jul 2016 17:28:26 +0000, Chris wrote:

Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for
weeks now) and the wallpaper is starting to peel in places. It's been so
humid outside it's not been possible to air the place out like it would
normally. I can't recall it ever being this bad. I was told there are
some other houseplants that can act as effective natural dehumidifiers,
but I don't know if that's true or not. Anyway, short of hiring an
industrial dehumidifier, can anyone make a helpful suggestion, please!!

Thanks!


Depends on which is more important to you - the plants or the house.

Take the plants outside and keep them well watered there and in the
meantime ensure there is plenty of ventialtion to the inside of your
house.

You must have some strange plants if the humidity is so high.

Chris[_19_] 23-07-2016 11:10 PM

Houseplants causing damp!
 
On Sat, 23 Jul 2016 20:23:22 +0100, Chris Hogg wrote:

As to some plants acting as dehumidifiers; that's a new one on me.
Sounds like a load of nonsense!


Not over watering. Here's the reference I finally managed to track down
and I'd value the wisdom of the group on this claim:

http://www.doityourself.com/stry/5-i...ll-absorb-the-
humidity-in-your-house


Big Les Wade 24-07-2016 10:19 AM

Houseplants causing damp!
 
Chris posted
Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for weeks
now) and the wallpaper is starting to peel in places.


Why do you think houseplants are causing the damp?


--
Les

Janet 24-07-2016 10:21 AM

Houseplants causing damp!
 
In article ,
says...
As to some plants acting as dehumidifiers; that's a new one on me.
Sounds like a load of nonsense!


I think he meant this

NASA claims plants filter VOCs from the air in space stations.
Not sure if it works in gravity :-)

https://en.wikipedia.org/wiki/NASA_Clean_Air_Study

Janet



Ermin Trude 24-07-2016 10:24 AM

Houseplants causing damp!
 
On Sat, 23 Jul 2016 22:10:52 +0000, Chris wrote:

On Sat, 23 Jul 2016 20:23:22 +0100, Chris Hogg wrote:

As to some plants acting as dehumidifiers; that's a new one on me.
Sounds like a load of nonsense!


Not over watering. Here's the reference I finally managed to track down
and I'd value the wisdom of the group on this claim:

http://www.doityourself.com/stry/5-i...ll-absorb-the-
humidity-in-your-house


Frankly I'd be very dubious of any such claim - you'd need a jungle of
them to have any effect at all.

Best thing for humidity in the home is plenty of ventilation. Yes, its
hot and humid outside but by opening doors and windows you will get a
through flow of air and this will help alleviate the problem.

Ermin Trude 24-07-2016 10:25 AM

Houseplants causing damp!
 
On Sat, 23 Jul 2016 20:23:22 +0100, Chris Hogg wrote:

On Sat, 23 Jul 2016 12:56:09 -0500, Ermin Trude
wrote:

On Sat, 23 Jul 2016 17:28:26 +0000, Chris wrote:

Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?

You must have some strange plants if the humidity is so high.


Quite. Or an awful lot of them. Is the OP sure he's not over-watering
them?


Can you overwater cannabis?

Chris[_19_] 24-07-2016 01:02 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 10:19:22 +0100, Big Les Wade wrote:

Chris posted
Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for
weeks now) and the wallpaper is starting to peel in places.


Why do you think houseplants are causing the damp?


It's become noticeably damp in here since my girlfriend moved these
infernal plants of hers in. Were it not for the fact that it's so
incredibly humid weather wise as well I might well never have noticed and
it probably wouldn't have been a problem.
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


Tom Gardner[_2_] 24-07-2016 01:51 PM

Houseplants causing damp!
 
On 23/07/16 18:28, Chris wrote:
Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for weeks
now) and the wallpaper is starting to peel in places. It's been so humid
outside it's not been possible to air the place out like it would
normally. I can't recall it ever being this bad. I was told there are
some other houseplants that can act as effective natural dehumidifiers,
but I don't know if that's true or not. Anyway, short of hiring an
industrial dehumidifier, can anyone make a helpful suggestion, please!!


An obvious point: the water you add to a plant will end up
in the air, except for the small amount that remains in
the plant itself.

The water you pour in the plant pot will either evaporate
directly or be transpired through the leaves.

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions. If they could, then where would
the water go and what would be the physics/chemistry
mechanism?

The best solutions are to add less water and/or to ventilate.


Chris[_19_] 24-07-2016 02:23 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner wrote:

I don't see how a plant can act as a useful dehumidifier in normal UK
conditions. If they could, then where would the water go and what would
be the physics/chemistry mechanism?


I can't see it, either. :-/

Phil L 24-07-2016 03:32 PM

Houseplants causing damp!
 
Chris wrote:
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


do they look like this?;
http://tinyurl.com/z2nzy9c



Stephen Wolstenholme[_5_] 24-07-2016 03:38 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner
wrote:

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions. If they could, then where would
the water go and what would be the physics/chemistry
mechanism?


I think succulents absorb some moisture in the air by osmosis. Get
enough of them and they will dehumidify a room.

Steve

--
Neural Network Software for Windows http://www.npsnn.com


Tom Gardner[_2_] 24-07-2016 04:26 PM

Houseplants causing damp!
 
On 24/07/16 15:38, Stephen Wolstenholme wrote:
On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner
wrote:

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions. If they could, then where would
the water go and what would be the physics/chemistry
mechanism?


I think succulents absorb some moisture in the air by osmosis. Get
enough of them and they will dehumidify a room.


Obviously /succulents/ can't absorb through the foliage,
so the only way they can ingest water is through
their roots.

Any de-humidification would have to be via the roots
and soil in the pot, which seems (at best) a very
inefficient way dehumidifying the air.

Stephen Wolstenholme[_5_] 24-07-2016 04:41 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 17:02:43 +0200, Martin wrote:

On Sun, 24 Jul 2016 15:38:45 +0100, Stephen Wolstenholme
wrote:

On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner
wrote:

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions. If they could, then where would
the water go and what would be the physics/chemistry
mechanism?


I think succulents absorb some moisture in the air by osmosis. Get
enough of them and they will dehumidify a room.


Can you get enough of them in one normal sized living room?


It would be a bit of a challenge!

Steve

--
Neural Network Software for Windows http://www.npsnn.com


Stephen Wolstenholme[_5_] 24-07-2016 04:46 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 16:14:56 +0100, Chris Hogg wrote:

On Sun, 24 Jul 2016 15:38:45 +0100, Stephen Wolstenholme
wrote:

On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner
wrote:

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions. If they could, then where would
the water go and what would be the physics/chemistry
mechanism?


I think succulents absorb some moisture in the air by osmosis. Get
enough of them and they will dehumidify a room.

Steve


AIUI they absorb moisture from the air around their roots, rather than
by direct contact with moist soil, hence the need for well aerated
open gritty compost with lots of air pockets. Can't see them being
much use as dehumidifiers though!


That's the way it gets absorb but it has to start somewhere.

Steve


--
Neural Network Software for Windows http://www.npsnn.com


Chris[_19_] 24-07-2016 05:19 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


do they look like this?; http://tinyurl.com/z2nzy9c


Sort of. I'm unable to post photos, but if I had to describe them I'd say
they possess all of the aesthetic qualities of stinging nettles but smell
even worse.
I was at BnQ yesterday and saw some pretentious middle-class housewife
proudly wheeling out a similar abomination to her car. Can't for the life
of me see the appeal of these things which resemble weeds rather than
flowers and smell like cat's ****. Wimmin!! :-/


Chris[_19_] 24-07-2016 05:20 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 16:41:56 +0200, Martin wrote:

Does the living room look like this?
https://i.kinja-img.com/gawker-media...s--S_u76l7J--/

c_scale,fl_progressive,q_80,w_800/18qovhqglcnf8jpg.jpg

No. Thank God!


Phil L 24-07-2016 05:52 PM

Houseplants causing damp!
 
Chris wrote:
On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible
and look horrible; I cannot see what she sees in them. Well, that's
wimmin for you. :-/


do they look like this?; http://tinyurl.com/z2nzy9c


Sort of. I'm unable to post photos, but if I had to describe them I'd
say they possess all of the aesthetic qualities of stinging nettles
but smell even worse.
I was at BnQ yesterday and saw some pretentious middle-class housewife
proudly wheeling out a similar abomination to her car. Can't for the
life of me see the appeal of these things which resemble weeds rather
than flowers and smell like cat's ****. Wimmin!! :-/


They're cannabis plants.

does she smoke and have weird looking friends?



Stewart Robert Hinsley 24-07-2016 06:06 PM

Houseplants causing damp!
 
On 24/07/2016 17:19, Chris wrote:
On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


do they look like this?; http://tinyurl.com/z2nzy9c


Sort of. I'm unable to post photos, but if I had to describe them I'd say
they possess all of the aesthetic qualities of stinging nettles but smell
even worse.
I was at BnQ yesterday and saw some pretentious middle-class housewife
proudly wheeling out a similar abomination to her car. Can't for the life
of me see the appeal of these things which resemble weeds rather than
flowers and smell like cat's ****. Wimmin!! :-/


What might be sold in B&Q is Ricinis communis - deadly poisonous, but
still a favourite in municipal beeding - and not normally a house plant.
However Phil L was suggesting another species known for its medical and
recreational uses which wouldn't be for sale in B&Q.

--
SRH

Stewart Robert Hinsley 24-07-2016 06:08 PM

Houseplants causing damp!
 
On 24/07/2016 14:23, Chris wrote:
On Sun, 24 Jul 2016 13:51:35 +0100, Tom Gardner wrote:

I don't see how a plant can act as a useful dehumidifier in normal UK
conditions. If they could, then where would the water go and what would
be the physics/chemistry mechanism?


I can't see it, either. :-/


What about Tillandsia?

--
SRH

Cursitor Doom 24-07-2016 07:34 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 17:52:52 +0100, Phil L wrote:

They're cannabis plants.


I very much doubt it.


does she smoke and have weird looking friends?


She's never smoked a single cigarette in her entire life, doesn't drink
any alcohol at all and her friends are totally normal AFAIK!


Peter Robinson 24-07-2016 10:27 PM

Houseplants causing damp!
 
Tom Gardner wrote:

An obvious point: the water you add to a plant will end up
in the air, except for the small amount that remains in
the plant itself.


[..]

I don't see how a plant can act as a useful dehumidifier
in normal UK conditions.


Nor do I.

If they could, then where would the water go and what would be the
physics/chemistry mechanism?


You answered your own question above. School botany was a long time
ago, but I remember that plants both respire (which gives off water) and
photosynthesize (which consumes water). They do the latter more, so the
overall effect is to consume water. But sadly for most plants you keep
having to add more water to the system to keep them alive.

Anyway, some plants can also absorb water from the air, so the only
question is whether you could somehow harness this to make a measurable
difference to humidity - presumably with a plant that requires minimal
additional direct watering. I think not.

The best solutions are to add less water and/or to ventilate.


Quite.

Peter

Gunther Heiko Hagen 24-07-2016 10:31 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 16:14:56 +0100, Chris Hogg wrote:

AIUI they absorb moisture from the air around their roots, rather than
by direct contact with moist soil, hence the need for well aerated open
gritty compost with lots of air pockets. Can't see them being much use
as dehumidifiers though!


What the hell is this bullshit supposed to mean???


Janet 25-07-2016 09:58 AM

Houseplants causing damp!
 
In article , says...

On Sun, 24 Jul 2016 10:19:22 +0100, Big Les Wade wrote:

Chris posted
Greetings, gardening enthusiasts,

Does anyone know the best way to reduce dampness due to houseplants?
We've had such a rotten summer in my part of the British Isles lately;
the humidity has been horrendous (frequently around 90% or more for
weeks now) and the wallpaper is starting to peel in places.


Why do you think houseplants are causing the damp?


It's become noticeably damp in here since my girlfriend moved these
infernal plants of hers in. Were it not for the fact that it's so
incredibly humid weather wise as well I might well never have noticed and
it probably wouldn't have been a problem.
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


Maybe they will suffer a slow gradual death from ingesting tiny
amounts of weedkiller absorbed from moisture in the local environment.

Janet

Janet 25-07-2016 10:02 AM

Houseplants causing damp!
 
In article , says...

On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


do they look like this?;
http://tinyurl.com/z2nzy9c

Sort of.


Those are cannabis. The smell is a giveaway and may be noticed outside
the flat. Your gf could put more than your wallpaper at risk.

Janet

Janet 25-07-2016 10:05 AM

Houseplants causing damp!
 
In article , says...

On Sun, 24 Jul 2016 17:52:52 +0100, Phil L wrote:

They're cannabis plants.


I very much doubt it.


does she smoke and have weird looking friends?


She's never smoked a single cigarette in her entire life, doesn't drink
any alcohol at all and her friends are totally normal AFAIK!


Maybe she's only dealing it then.
What's that white powder in the bathroom?

Janet.

Chris[_19_] 25-07-2016 11:29 AM

Houseplants causing damp!
 
On Mon, 25 Jul 2016 10:02:52 +0100, Janet wrote:

In article , says...

On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible
and look horrible; I cannot see what she sees in them. Well, that's
wimmin for you. :-/

do they look like this?;
http://tinyurl.com/z2nzy9c

Sort of.


Those are cannabis. The smell is a giveaway and may be noticed outside
the flat. Your gf could put more than your wallpaper at risk.


Definitely not! She's not that sort. Never in a million years. I'll find
out the full name of these things from her and get a pic off the net for
you.

Stephen Wolstenholme[_5_] 25-07-2016 12:52 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 16:19:29 -0000 (UTC), Chris
wrote:

On Sun, 24 Jul 2016 15:32:35 +0100, Phil L wrote:

Chris wrote:
I don't know what these things are called, but they smell terrible and
look horrible; I cannot see what she sees in them. Well, that's wimmin
for you. :-/


do they look like this?; http://tinyurl.com/z2nzy9c


Sort of. I'm unable to post photos, but if I had to describe them I'd say
they possess all of the aesthetic qualities of stinging nettles but smell
even worse.
I was at BnQ yesterday and saw some pretentious middle-class housewife
proudly wheeling out a similar abomination to her car. Can't for the life
of me see the appeal of these things which resemble weeds rather than
flowers and smell like cat's ****. Wimmin!! :-/


I didn't know B&Q have started selling "pot" plants.

Steve

--
Neural Network Software for Windows http://www.npsnn.com


Chris[_19_] 26-07-2016 05:21 PM

Houseplants causing damp!
 
On Sun, 24 Jul 2016 18:08:00 +0100, Stewart Robert Hinsley wrote:

What about Tillandsia?


Dunno. You lot are the experts.
I've found out what these plants are now:

https://www.amazon.com/TROPICA-Umbre...alternifolius-
involucratus/dp/B00RUDHZXU/159-5502168-3746260?
ie=UTF8&SubscriptionId=AKIAILSHYYTFIVPWUY6Q&camp=2 025&creative=165953&creativeASIN=B00RUDHZXU&linkCo de=xm2&tag=duckduckgo-
d-20


I suppose they do look a bit like the cannaibis plants some wag here
posted. But they're not. Still f****ing eyesores, though! :(


Vir Campestris 26-07-2016 09:30 PM

Houseplants causing damp!
 
On 26/07/2016 17:21, Chris wrote:
On Sun, 24 Jul 2016 18:08:00 +0100, Stewart Robert Hinsley wrote:

What about Tillandsia?


Dunno. You lot are the experts.
I've found out what these plants are now:

https://www.amazon.com/TROPICA-Umbre...alternifolius-
involucratus/dp/B00RUDHZXU/159-5502168-3746260?
ie=UTF8&SubscriptionId=AKIAILSHYYTFIVPWUY6Q&camp=2 025&creative=165953&creativeASIN=B00RUDHZXU&linkCo de=xm2&tag=duckduckgo-
d-20


I suppose they do look a bit like the cannaibis plants some wag here
posted. But they're not. Still f****ing eyesores, though! :(

That link is a bit of a mouthful. You can shorten amazon links like this:
https://www.amazon.com/dp/B00RUDHZXU

And it's a water plant? In a house???

Andy

Chris[_19_] 26-07-2016 09:38 PM

Houseplants causing damp!
 
On Tue, 26 Jul 2016 21:30:43 +0100, Vir Campestris wrote:

That link is a bit of a mouthful. You can shorten amazon links like
this:
https://www.amazon.com/dp/B00RUDHZXU


THanks for that.


And it's a water plant? In a house???


AFAIK (but I'm NO expert!) there's nothing necessarily wrong with that.
HOWEVER, I've been doing a bit more research and it seems this species
has a terrifically high water demand, which implies it must belch loads
of water vapour out into the atmosphere. I'm guessing therefore that
there will not be an alternative plant hygroscopic enough to be able to
absorb all that vapour. :(
Surely to god they can be put outside and still survive perfectly happily
- at this time of the year at any rate??

David Hill 26-07-2016 10:57 PM

Houseplants causing damp!
 
On 26/07/2016 21:38, Chris wrote:
On Tue, 26 Jul 2016 21:30:43 +0100, Vir Campestris wrote:

That link is a bit of a mouthful. You can shorten amazon links like
this:
https://www.amazon.com/dp/B00RUDHZXU


THanks for that.


And it's a water plant? In a house???


AFAIK (but I'm NO expert!) there's nothing necessarily wrong with that.
HOWEVER, I've been doing a bit more research and it seems this species
has a terrifically high water demand, which implies it must belch loads
of water vapour out into the atmosphere. I'm guessing therefore that
there will not be an alternative plant hygroscopic enough to be able to
absorb all that vapour. :(
Surely to god they can be put outside and still survive perfectly happily
- at this time of the year at any rate??

How the hell anyone can say Cyperus papyrus looks like cannabis I don't
know Should have gone to Specsavers.
Cyperus is a marsh plant in the wild but can be grown without standing
in water all the time, it will grow outside in a sheltered spot over the
summer, I've seen it growing around 100 yds from the sea in Tunisia well
rooted into sand.
Also there is a dwarf form Cyperus papyrus 'Nanus
Next thing we know people will be keeping tropical fish in tanks of
water in their houses, but then that would raise the humidity.
They would have to be mad.


Stewart Robert Hinsley 27-07-2016 05:35 PM

Houseplants causing damp!
 
On 26/07/2016 22:57, David Hill wrote:

How the hell anyone can say Cyperus papyrus looks like cannabis I don't
know Should have gone to Specsavers.


You have to remember that not everybody can tell plants apart on any but
the most superficial level - I once had club moss pointed out to me as
juniper.

--
SRH


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