mondotomhead Just Arrived

Joined: 28 Aug 2008 Location: Sturbridge, Massachusetts Posts: 19
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| Posted: Mon Sep 29, 2008 2:14 pm Post subject: Long green algea in my new pond |
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Our pond has been up and running approx 8 weeks (There are 8 frogs!) but now I have that long green algae on my waterfall rocks. The pond water is a darkish brown, not clear at all. There are some leaves on the bottom but I hesitate to clear them out because of the frogs. I have a skimmer filter and a waterfall filter that holds some "plastic feeling" green stuff to catch the algae. I've been reading about barley straw. Does this work? Also, should I worry about this now as the weather will be getting cold and I'm thinking the algae will die. I'd rather not use chemicals but it might be my only option.
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eileen Moderator & Resident Taxonomist

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Joined: 07 Feb 2005 Location: Scotland (Map) Posts: 11532
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| Posted: Mon Sep 29, 2008 4:39 pm Post subject: |
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It sounds as though the algae you have is blanket weed M. It grows really fast in sunlight and can choke other plants in your pond. I simply take a garden cane and twirl it amongst the weed and then pull it out. I have used barley straw in my organic pond and it does help but doesn't eliminate the problem completely.
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petunia Highly Skillful

 Joined: 13 May 2006 Location: northern michigan Posts: 1573 PlantStew: 165 |
| Posted: Mon Sep 29, 2008 6:00 pm Post subject: |
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Our small meuseum here in our town has a natural pond behind it. one of the ladies used the barely straw in it. It seemed to clear it up. It does look better then what it did at the beginning.
_________________ Petunia
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kaseylib Showing Great Promise

 Joined: 28 Dec 2007 Location: Wisconsin Posts: 633
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| Posted: Mon Sep 29, 2008 9:32 pm Post subject: |
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I've used the barley straw in my pond with minimal success. This year, I went back to pulling it out by hand, as Eileen mentioned. Supposedly the algae harbors beneficial bugs, and you're supposed to dump it near the pond's edge so the bugs can find their way back into the pond. I worry about the string algae clogging up my pump, but other than that, the frogs and fish seem to like it.
_________________ The more you read, the more you know.
The more you know, the smarter you grow.
The smarter you grow, the stronger your voice when speaking your mind or making a choice.
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mondotomhead Just Arrived

Joined: 28 Aug 2008 Location: Sturbridge, Massachusetts Posts: 19
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| Posted: Tue Sep 30, 2008 12:04 pm Post subject: |
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The algae isn't long enough to twirl yet! I am more concerned about how "brownish" the water is. The pond is 3 1/2 ft deep in the center where we have put 3 good size rocks one of which is white granite and I can hardly see it.
Any ideas to clear up the water?
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kaseylib Showing Great Promise

 Joined: 28 Dec 2007 Location: Wisconsin Posts: 633
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| Posted: Tue Sep 30, 2008 1:13 pm Post subject: |
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| mondotomhead wrote: | The algae isn't long enough to twirl yet! I am more concerned about how "brownish" the water is. The pond is 3 1/2 ft deep in the center where we have put 3 good size rocks one of which is white granite and I can hardly see it.
Any ideas to clear up the water? |
My pond water does darken during the summer months when everything is growing, and like you my pond is about 3-4 feet deep. I have a waterfall that continually runs (even throughout the winter) which keeps my pond aerated and healthy.
I don't have anything under the water that I want to see like your rocks, but do place decorative objects around the edge. Your water will never be crystal clear without the use of a lot of chemicals, and that won't make for a healthy ecosystem. I'd recommend that you wait and see, as your pond is new. Mine is on its 5th year now, and my fish and frogs and happy, despite the dark water.
_________________ The more you read, the more you know.
The more you know, the smarter you grow.
The smarter you grow, the stronger your voice when speaking your mind or making a choice.
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mondotomhead Just Arrived

Joined: 28 Aug 2008 Location: Sturbridge, Massachusetts Posts: 19
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| Posted: Tue Sep 30, 2008 1:44 pm Post subject: |
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I don't either want to use chemicals. I'd worry about the effect on the frogs, waterbugs, and the fish I want next spring. It is absolutely incredible how the wildlife found this pond in such a short time. I'll try not to fret about the brown water!
Good idea about leaving the waterfall on. Now......to stop my husband from shutting it down.
Thanks all of you for the advice. There are no pond places anywhere near me to ask them my "newbie" questions. HAHAHA
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Joann On The Way Up

 Joined: 27 Mar 2008 Location: Kansas City Missouri (Map) Posts: 80
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| Posted: Fri Oct 03, 2008 1:09 am Post subject: |
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Hi Mondotomhead..leaving leaves in your pond will junk it up real fast. If you dont get them out they'll leave alot of sludge and then you'll definately have brown water. You'll regret it next spring when it's time to do the spring clean.
I use products by Pond Care http://www.pondcare.com/ my favorite products are Pond Zyme (works in water above 45 degrees) and Eco Fix. Neither will harm the frogs. I never had any luck with the algae removers. I found once I got my water established and had lots of plants that that took care of the algae. My ponds first year was like a cessepool, now my water stays clear unless I neglect the leaves. I'm smart and put my pond under a maple tree so I know all about what leaves will do .
You can find Pond Care products at Home Depot or most places that have lawn and garden things. I've found some at different Walmarts also. You can get it online too but will pay more for it. Each bottle goes for 9 dollars or highter but will last you all year.
Did you add any additives to your pond once you filled it? and do you have a pond water testing kit?
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mondotomhead Just Arrived

Joined: 28 Aug 2008 Location: Sturbridge, Massachusetts Posts: 19
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| Posted: Fri Oct 03, 2008 12:23 pm Post subject: |
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Hey Joann,
I'm as smart as you as my pond is under a tree too!
Do you remove the leaves after all the leaves have fallen? Or wait until spring. Most are still on the trees up here. I read somewhere that the frogs winter over in the leaves. There are not THAT many leaves in the pond just yet. I don't have alot of plants yet either. The season is just about over.
We did put in some biological stuff (I can't remember) when we filled it. The problem started when we did some landscaping using compost. That same night we had a deluge of rain. I think the compost got into the water. Its been brown since.
I'll be checking out the websites you mentioned.
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Joann On The Way Up

 Joined: 27 Mar 2008 Location: Kansas City Missouri (Map) Posts: 80
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| Posted: Sun Oct 05, 2008 4:42 am Post subject: |
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I keep up on the leaves the best I can but never get them all removed before winter sets in. They just keep on coming..there seems to be no end to the leaves!
Frogs will use the leaves and they'll also bury themselves in the bottom or in a pot of dirt. Now I'm thinking that maybe I did my Bud the Bullfrog in in February by removing the leaves when we had a thaw : (
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kaseylib Showing Great Promise

 Joined: 28 Dec 2007 Location: Wisconsin Posts: 633
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| Posted: Sun Oct 05, 2008 12:03 pm Post subject: |
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I got my waders on yesterday and cleaned out my pond for the last time before the surface freezes over. I got up close and personal with my frogs and fish, and it was cold even with waders on!
I'm never able to get all of the leaves out, but I do scoop out quite a few. And I prepare all of my marginal plants by cutting them down and then placing them in the bottom of the pond. I think that's where my frogs go for cover during the winter. I also put a small screen mesh over the openings in my pump because in past years, the frogs have gotten a leg stuck in there when they first wake up from hibernation (I keep my waterfall pump running all winter long so the pond stays well-aerated). I have at least 7 frogs in there now, and one is a big bull frog.
_________________ The more you read, the more you know.
The more you know, the smarter you grow.
The smarter you grow, the stronger your voice when speaking your mind or making a choice.
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Gardengirl On The Way Up

 Joined: 25 Sep 2008 Location: Hertfordshire,UK Posts: 228 PlantStew: 120 |
| Posted: Mon Oct 13, 2008 9:28 pm Post subject: |
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I agree with all of the above. The blanket weed is caused mainly by sunlight and the only way to get rid of it is to scoop it out. I have tried barley straw with not much success.
Regarding the green water I have found that a filter fitted with a UV light helps to keep the water clear and saves having to use harmful chemicals. If you Google UV Pond Lights you may find some helpful sites.
_________________ Whenever I feel low I head for the garden.
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