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#1
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Raised beds
After battling couch in my garden beds for what seems like forever I've
decided to change my approach to the garden. I want to put in (or have someone else put in) some raised beds. However I have some questions: What wood is best to use? Railway sleepers? How high should the beds be to be effective? Would you first try to kill the couch where you are going to put the beds or just put it all straight on top? What sort of fill/soil mix would you then use? Thanks Liz |
#2
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g'day liz,
you can use almost any material you can get hold of or that you like, x-railway sleepers could have creosote in them, and cca treated timber is full of nasties. you will find that if you buy new railway sleeper size timber it will last for a long time. i went to the recycle timber yard and found that 10" wide panels of clip lok roofing cost 5 bucks a length and 2 lengths with 4 stainless steel screw made a self standing border 5 meters long and 1 meter wide 6 meters is a good maximum length but never wider than 1 meter. best heigh is 10", 12" if you want 6" will do if border material is limiting. see my garden page at my site for ideas on how i do my raised beds too easy. don't worry about killing grass use newspaper then lay the medium in. keep in touch let us know what you decide and how you go. len snipped -- happy gardening 'it works for me it could work for you,' "in the end ya' gotta do what ya' gotta do" but consider others and the environment http://members.optusnet.com.au/~gardenlen1/ my e/mail addies have spam filters you should know what to delete before you send. |
#3
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Staycalm wrote:
After battling couch in my garden beds for what seems like forever I've decided to change my approach to the garden. I want to put in (or have someone else put in) some raised beds. However I have some questions: What wood is best to use? Railway sleepers? How high should the beds be to be effective? Would you first try to kill the couch where you are going to put the beds or just put it all straight on top? What sort of fill/soil mix would you then use? Thanks Liz Don't use railway sleepers - they will rot within a reasonable period (like around 6 years). Use treated pine - sleepers or other sized planks. Had mine in for some 15 years now without any signs of damage. And use galvanised bolts/nails/coachscrews/whatever to hold them together. Re depth. Depends on what you want to grow in the beds. At least a spade length deep but preferably deeper especially if you are going to grow deep root vegetables. Re the couch. Leave it but cover the area with newspaper, 10 sheets thick, then put the soil over it. The couch will be killed. Alternatively, spray area with Roundup but covering with 'paper is cheaper and you don't use any chemicals. Soil. You can buy good quality soil at garden suppliers but please be WARNED that some sell soil which 'they' call "veggie mix" and it could be made up of a lot of sand and organic material which quite quickly becomes impervious to water- the water does not penetrate past 5mm from surface and one needs to use lots of surfacant to make the water penetrate some of the way :-(. I speak from experience: I bought this "The best, mate, for your garden!" 'veggie mix' - it WAS expensive, at that time (8 years ago) it was $47/metre - and a total waste of money :-(. Even mixing in bulk cow manure and mushroom compost at the time I bought the stuff did not help. Cheers. -- Sound that shatters silence is called noise. Sound that enhances silence is called music. |
#4
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"Staycalm" wrote in message
Would you first try to kill the couch where you are going to put the beds or just put it all straight on top? Try to kill it first. You won't succeed of course because nothing short of a full blown nuclear attack will kill the mongrel stuff, however, you may slow it down a bit. |
#5
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On Wed, 19 Jan 2005 14:12:23 +1100, Basil Chupin
wrote in aus.gardens: Don't use railway sleepers - they will rot within a reasonable period (like around 6 years). Use treated pine - sleepers or other sized planks. Had mine in for some 15 years now without any signs of damage. And use galvanised bolts/nails/coachscrews/whatever to hold them together. Isn't there a danger of the arsenic and even more drastic chemicals like benzine leeching into the soil. Isn't this a worry if you are growing veggies? I ask because I have been think ing of doing this myself but am worried about the chemicals in the wood. You are right about the length oif time the timber lasts I have some supporting a bank that has been there over 20 years and is still exhibits no rotting or any form of degredation. Regards Bruce |
#6
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g'day neddys,
CCA treated timber is on it's way out due to safety issues, over in canada and the USA i believe that is well under way. the CCA treated timber issue has the potential to be as big a problem as what fibro walls ans roof panels are that were used for yonks in the building industry, so would be very carefull using CCA timber it could become a stumbling bock in lots of ways as owners of homes with fibro' no doubt realise. the implications as you can realis are enormous nearly all power poles are CCA treated and many modern homes ahve been built using CCA timber in construction. len snipped -- happy gardening 'it works for me it could work for you,' "in the end ya' gotta do what ya' gotta do" but consider others and the environment http://members.optusnet.com.au/~gardenlen1/ my e/mail addies have spam filters you should know what to delete before you send. |
#7
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Ned Sawanca wrote:
On Wed, 19 Jan 2005 14:12:23 +1100, Basil Chupin wrote in aus.gardens: Don't use railway sleepers - they will rot within a reasonable period (like around 6 years). Use treated pine - sleepers or other sized planks. Had mine in for some 15 years now without any signs of damage. And use galvanised bolts/nails/coachscrews/whatever to hold them together. Isn't there a danger of the arsenic and even more drastic chemicals like benzine leeching into the soil. Isn't this a worry if you are growing veggies? I ask because I have been think ing of doing this myself but am worried about the chemicals in the wood. You are right about the length oif time the timber lasts I have some supporting a bank that has been there over 20 years and is still exhibits no rotting or any form of degredation. Regards Bruce The bit about the leeching of chemicals from the treated pine has been done to death in this and other forums :-). As far as I am concerned the amount of leeching would be so small that it wouldn't matter. I suspect that you get more crap into you from the environment around you - like being in your house where you are inhaling all sorts of carcinogenic fumes, get contaminated by the teflon coated kitcheware and the plastic cling wrap; and if you are a male (which you are) and you are in the habit of wearing Japanese Riding Boots (thongs that is) then you are absorbing estrogen from the rubber which rubbing between your toes and will end up growing boobs. Cheers. -- Sound that shatters silence is called noise. Sound that enhances silence is called music. |
#8
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Basil Chupin wrote:
Don't use railway sleepers - they will rot within a reasonable period (like around 6 years). Err, my "sleepers" rotted out within 5 years. Helped by the termites (why is that panel bowing outwards). My railway sleepers have lasted nearly 10 years. Yes, they are slowly rotting, but compared to the cost of "sleepers", I'm happy. Use treated pine - sleepers or other sized planks. Just a personal 2c, but I will not touch that stuff. I garden to remove chemicals from my food. Not to add toxic ones. |
#9
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Basil Chupin wrote:
The bit about the leeching of chemicals from the treated pine has been done to death in this and other forums :-). As far as I am concerned the amount of leeching would be so small that it wouldn't matter. I suspect that you get more crap into you from the environment around you - like being in your house where you are inhaling all sorts of carcinogenic fumes, get contaminated by the teflon coated kitcheware and the plastic cling wrap; and if you are a male (which you are) and you are in the habit of wearing Japanese Riding Boots (thongs that is) then you are absorbing estrogen from the rubber which rubbing between your toes and will end up growing boobs. Cheers. Loved the bit about the oestrogen! Thanks for the smile! I don't know the answer to this question, but I have wondered why we haven't heard any reports of people passing away abruptly (or even procrastinatorily) from treated timber garden improvements. Wouldn't you think that if the copper salts are all that significantly toxic to people, there'd be an actual death rate from their use? Does anyone know of any figures? I mean, if you look in the Australian Year Book, there's actually a death rate from being hit on the scone by a Bunya Pine Cone (or, at least, there was last time I looked which was, admittedly, a good while ago). I'm afraid I'm with you, Basil! The amount of growth hormone and antibiotic and other chemicals we actually *eat* each day in our processed foods ought to have killed us all by now. Like it or not, we seem to be evolving to cope with all the toxins we generate in and for our foodstuffs. My favourite bugbear is pesticides! My DH uses enough Baygon to sink the Missouri, let alone a tiny cockroach. I *have* to wonder what it's doing to my family! (NB. This is where your Riding Boots come in - they're far more effective on cockroaches than *any* insecticide!) ;-D -- Trish {|:-} Newcastle, Australia |
#10
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"Trish Brown" wrote in message snip Cheers. Loved the bit about the oestrogen! Thanks for the smile! I don't know the answer to this question, but I have wondered why we haven't heard any reports of people passing away abruptly (or even procrastinatorily) from treated timber garden improvements. Wouldn't you think that if the copper salts are all that significantly toxic to people, there'd be an actual death rate from their use? Does anyone know of any figures? I mean, if you look in the Australian Year Book, there's actually a death rate from being hit on the scone by a Bunya Pine Cone (or, at least, there was last time I looked which was, admittedly, a good while ago). I'm afraid I'm with you, Basil! The amount of growth hormone and antibiotic and other chemicals we actually *eat* each day in our processed foods ought to have killed us all by now. Like it or not, we seem to be evolving to cope with all the toxins we generate in and for our foodstuffs. My favourite bugbear is pesticides! My DH uses enough Baygon to sink the Missouri, let alone a tiny cockroach. I *have* to wonder what it's doing to my family! (NB. This is where your Riding Boots come in - they're far more effective on cockroaches than *any* insecticide!) ;-D -- Trish {|:-} Newcastle, Australia Just for the record and for a totally inane first post to the group - Lemon Preen has the fastest knockdown on cockroaches of anything in any kind of bottle you can buy - short of belting them *with* the bottle anyway. grin -- Chris Dad of DS R(06-06-03) Dad to be again on the 15th! |
#11
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"eurekaoz" writes:
haven't heard any reports of people passing away abruptly (or even procrastinatorily) from treated timber garden improvements. Wouldn't you think that if the copper salts are all that significantly toxic to people, there'd be an actual death rate from their use? Does anyone know of any figures? Environmental carcinogens are cumulative, they generally take years to decades before any cancer becomes apparent. It's not the copper, it's the arsenic that is the carcinogen. Just for the record and for a totally inane first post to the group - Lemon Preen has the fastest knockdown on cockroaches of anything in any kind of bottle you can buy - short of belting them *with* the bottle anyway. grin It might work for your local roaches, but will it work for those in other localities? There are a lot of different species. I'll keep your suggestion in mind. A couple of times each summer a large cockroach will fly in through the kitchen window and with a clatter of wings spin around the usually-empty sink bowl. I never quite know how to dispose of it: hit it with a thong and there's a stinky mess to then clean up, or spray it and everything nearby with a pressure-pak of toxin. I've now settled on torching the thing: I grab the oven lighter (it's like a cigarette lighter with a long barrel and a trigger) and I scorch the cockroach in the sink with this nifty little flamethrower. (Relax, there are no curtains on the windows to set fire to!) Speaking of vermin: of late there has been a lot of talk on the radio about destroying cane toads. It seems that a waterpistol filled with Detol is the most effective method. A few squirts and the toad is dead within minutes. The golfclub has a certain appeal to some, but can be dangerous to the "golfer" or bystanders if the poison glands squirt up into their face. Still, I can't believe there is no common substance that is attractive to cockroaches and in the process will poison them. -- John Savage (my news address is not valid for email) |
#12
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"John Savage" wrote in message om... "eurekaoz" writes: haven't heard any reports of people passing away abruptly (or even procrastinatorily) from treated timber garden improvements. Wouldn't you think that if the copper salts are all that significantly toxic to people, there'd be an actual death rate from their use? Does anyone know of any figures? Environmental carcinogens are cumulative, they generally take years to decades before any cancer becomes apparent. It's not the copper, it's the arsenic that is the carcinogen. Just for the record and for a totally inane first post to the group - Lemon Preen has the fastest knockdown on cockroaches of anything in any kind of bottle you can buy - short of belting them *with* the bottle anyway. grin It might work for your local roaches, but will it work for those in other localities? There are a lot of different species. I'll keep your suggestion in mind. A couple of times each summer a large cockroach will fly in through the kitchen window and with a clatter of wings spin around the usually-empty sink bowl. I never quite know how to dispose of it: hit it with a thong and there's a stinky mess to then clean up, or spray it and everything nearby with a pressure-pak of toxin. I've now settled on torching the thing: I grab the oven lighter (it's like a cigarette lighter with a long barrel and a trigger) and I scorch the cockroach in the sink with this nifty little flamethrower. (Relax, there are no curtains on the windows to set fire to!) Speaking of vermin: of late there has been a lot of talk on the radio about destroying cane toads. It seems that a waterpistol filled with Detol is the most effective method. A few squirts and the toad is dead within minutes. The golfclub has a certain appeal to some, but can be dangerous to the "golfer" or bystanders if the poison glands squirt up into their face. Still, I can't believe there is no common substance that is attractive to cockroaches and in the process will poison them. -- John Savage (my news address is not valid for email) Mortein surface spray smells of orange peal works for She who must be obeyed. Jim |
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