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#1
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Need some help and insight
Last year, the two-family garden plot was properly prepared and planted.
About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#2
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Need some help and insight
Problems with fungus? Use a fungicide!!!
Hawkeye wrote in message ... Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#3
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Need some help and insight
In article , Hawkeye wrote:
Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb Since you say the ground was properly prepared I presume it isn't possible the garden was chloratic from excessive alkalinity & lack of nitrogen. Call the nearest university's agricultural extension & ask where you can get a full soil test done, probably also a test of the roots of something that died or is dying. Your guess of a fungus is possible, but i never heard of an entire huge planting area becoming fungus-ridden killing such a wide variety of vegetables, there's usually some stuff unaffected, & the fungus doesn't spread out universally that quickly. I've always been lucky (knock woody shrubs) & not had to learn a whole lot about garden diseases, let alone entire-garden garden diseases, but from what little I know I would suspect nematodes that attack roots. I'd also be suspicious of toxins, perhaps something you introduced via herbicide-contaminated compost while preparing the whole area, or a spread of farm manure that had had something like lye added to it. If nothing had been growing there previously, it may already have been contaminated by toxins. Perhaps lease likely but not impossible, an entire garden that is simply over-watered could also fail -- the daily Florida rainfall, plus waterings, plus seepage from the stream could drown it. If it is a fungus you'll still need a soil test diagnostic as not all fungal diseases would be stopped by the same fungicide, & you'd need so MUCH fungicide for that huge an area you wouldn't want to waste money & add chemicals to the ground that don't even bother the particular fungus. And if it were actually nematodes or chemical toxins, you'd just be putting more toxins into the soil for no positive effect whatsoever. -paghat the ratgirl -- "Of what are you afraid, my child?" inquired the kindly teacher. "Oh, sir! The flowers, they are wild," replied the timid creature. -from Peter Newell's "Wild Flowers" See the Garden of Paghat the Ratgirl: http://www.paghat.com/ |
#4
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Need some help and insight
Your suspicion is probably correct - sounds a lot like Phytophthera, which
is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, which is not practical nor recommended for home gardeners. You absolutely need to plant your vegetable crops in a different area this year - better yet, grow them in containers or make new raised beds with excellent drainage and good quality potting soil - do not use garden soil. Avoid overhead irrigation, which tends to spread the disease by dispersing fungal spores. Here's a couple of links that might help: http://www.umassvegetable.org/soil_c...ra_blight.html http://vegetablemdonline.ppath.corne...t_Phytoph.htm. Soil-borne fungal diseases are a royal pain - rather devastating and very difficult to control. pam - gardengal Hawkeye wrote: Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#5
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Need some help and insight
Are you saying that he shouldn't use the garden at all this year until the
fungus problem is eradicated? Pam wrote in message ... Your suspicion is probably correct - sounds a lot like Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, which is not practical nor recommended for home gardeners. You absolutely need to plant your vegetable crops in a different area this year - better yet, grow them in containers or make new raised beds with excellent drainage and good quality potting soil - do not use garden soil. Avoid overhead irrigation, which tends to spread the disease by dispersing fungal spores. Here's a couple of links that might help: http://www.umassvegetable.org/soil_c...tophthora_blig ht.html http://vegetablemdonline.ppath.corne...t_Phytoph.htm. Soil-borne fungal diseases are a royal pain - rather devastating and very difficult to control. pam - gardengal Hawkeye wrote: Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#6
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Need some help and insight
On Wed, 05 Mar 2003 01:52:18 GMT, "Cereoid+10+"
wrote: Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, look into compost tea and good quality tested compost. Neither of the previous "experts" are very well versed in the realm of organic growing. "2001 Fresh Market Vegetable Variety and Cultural Practice Trial Results from Upstate New York Evaluation of Two Commercially Available Composts for Managing Phytophthora Fruit Rot of Pumpkin Project Team Anu Rangarajan, Dept. of Fruit and Vegetable Science, Cornell Margaret Tuttle McGrath, Dept. of Plant Pathology, Cornell Ted Blomgren, CCE, Capital District Funded by the New York State IPM Progam Summary The goal of this project was to evaluate commercially available composts for managing Phytophthora fruit rot of pumpkin(Cucurbita pepo L.). Research plots were located in Riverhead, Long Island and Schoharie, New York. Results may be applied throughout the Northeast or nationally. Five composts were screened for disease suppressiveness against common soil borne disease organisms in the greenhouse. One product stood out as highly suppressive. This compost (Nutribrew) was then applied to two fields with a history of Phytophthora capsici. In one field, no disease occurred. Pumpkin growth and yield was significantly improved where compost was applied, and 20 tons/a was adequate to achieve this improvement. The compost contributed to both nutrients as well as moisture conservation. In the other field, the disease pressure was high, and compost applications did not reduce the disease level. These results may suggest the need for several years of application before diseases may be reduced. Intoduction Regards, tomj |
#7
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Need some help and insight
Cereoid+10+ wrote: Problems with fungus? Use a fungicide!!! SUBJECT WAS NEED HELP AND INSIGHT My suspicion is a fungal infection. I KNOW WHEN TO ASK A QUESTION FOR SOMETHING OUTSIDE MY EXPERTISE. THATS WHY THIS NG EXISTS. Hawkeye wrote in message ... Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#8
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Need some help and insight
Then go ask Trapper John or Radar what to do.
THERE'S NO NEED TO YELL, DUDE. You already had the answer in your original question. What you really are looking for is someone to hold your hand. Hawkeye wrote in message ... Cereoid+10+ wrote: Problems with fungus? Use a fungicide!!! SUBJECT WAS NEED HELP AND INSIGHT My suspicion is a fungal infection. I KNOW WHEN TO ASK A QUESTION FOR SOMETHING OUTSIDE MY EXPERTISE. THATS WHY THIS NG EXISTS. Hawkeye wrote in message ... Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
#9
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Need some help and insight
Tom Jaszewski wrote: On Wed, 05 Mar 2003 01:52:18 GMT, "Cereoid+10+" wrote: Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, look into compost tea and good quality tested compost. Neither of the previous "experts" are very well versed in the realm of organic growing. No need to get snarky, Tom. I don't consider myself an expert in anything. The poster asked for insight, which I hope I helped to provide. And I am quite well versed in organic methods. While compost tea does appear to offer some impressive disease suppression capabilities, all we have to go on are a few field studies and annecdotal experience. I am not going to argue this point with you - not all compost teas are equal, not all homeowners have access to them and there is no scientifically prepared and tested body of knowledge to support their claims. |
#10
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Need some help and insight
Perhps a little closer look into compost and suppression? There's lots
of good research popping up. Comments like "It is not easily treated in the soil except through soil fumigation," are obtuse. On Wed, 05 Mar 2003 13:23:55 GMT, Pam wrote: Tom Jaszewski wrote: On Wed, 05 Mar 2003 01:52:18 GMT, "Cereoid+10+" wrote: Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, look into compost tea and good quality tested compost. Neither of the previous "experts" are very well versed in the realm of organic growing. No need to get snarky, Tom. I don't consider myself an expert in anything. The poster asked for insight, which I hope I helped to provide. And I am quite well versed in organic methods. While compost tea does appear to offer some impressive disease suppression capabilities, all we have to go on are a few field studies and annecdotal experience. I am not going to argue this point with you - not all compost teas are equal, not all homeowners have access to them and there is no scientifically prepared and tested body of knowledge to support their claims. Regards, tomj |
#11
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Need some help and insight
How obtuse to even mention eradication. Why not encourage better soil
management and recommend practical methods in the reach of a home gardener. A simple KIS compost tea brewer with vermicompost from a reliable source WILL produce consistent results. There are lots of successes outside of the Soil Soup world of compost tea. Field trials? Thousands of acres are under compost and compost tea methods and successfully out competing pathogenic soil fungi. Why encourage continuing in the same old tired paradigm? http://www.simplici-tea.com/ On Wed, 05 Mar 2003 14:26:49 GMT, Pam wrote: It's neither obtuse nor inaccurate - certain soil borne fungi are NOT easily erradicated except through fumigation. The disease suppressing attributes of compost have been recognized for years - HOWEVER, suppression and control are quite different and not all pathogens will respond in the same manner and not all compost is equal. It is not practical or helpful to suggest to a hobby gardener that he conduct his own field trials to determine how best to control the problem, when something as simple as routine crop rotation or planting in containers or raised beds will work. Tom Jaszewski wrote: Perhps a little closer look into compost and suppression? There's lots of good research popping up. Comments like "It is not easily treated in the soil except through soil fumigation," are obtuse. On Wed, 05 Mar 2003 13:23:55 GMT, Pam wrote: Tom Jaszewski wrote: On Wed, 05 Mar 2003 01:52:18 GMT, "Cereoid+10+" wrote: Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, look into compost tea and good quality tested compost. Neither of the previous "experts" are very well versed in the realm of organic growing. No need to get snarky, Tom. I don't consider myself an expert in anything. The poster asked for insight, which I hope I helped to provide. And I am quite well versed in organic methods. While compost tea does appear to offer some impressive disease suppression capabilities, all we have to go on are a few field studies and annecdotal experience. I am not going to argue this point with you - not all compost teas are equal, not all homeowners have access to them and there is no scientifically prepared and tested body of knowledge to support their claims. Regards, tomj Regards, tomj |
#12
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Need some help and insight
A cover crop, greens, a root crop, flowers even - something other than curcubits
and members of the Solanum family. Like many pathogens, Phytophthora tends to be host specific A particular species of phytophthora attacks a specific species of plant. Cereoid+10+ wrote: Something else................like? Pam wrote in message ... I'm saying if it is Phytophthora, he should not plant the same crops in the same place. Annual rotations of these types of crops are recommended anyway, as the disease problems which tend to affect them typically overwinter in the soil and will reappear the next season. Soil-borne fungal problems like phytophthora (and verticilllium and others) are extremely long lived, do not respond to topical fungicides and are virtually impossible to erradicate. Not all plants are susceptible or to the same degree - he could plant something else in this location. Cereoid+10+ wrote: Are you saying that he shouldn't use the garden at all this year until the fungus problem is eradicated? Pam wrote in message ... Your suspicion is probably correct - sounds a lot like Phytophthera, which is a soil-borne fungus and can affect each of these crops. It is not easily treated in the soil except through soil fumigation, which is not practical nor recommended for home gardeners. You absolutely need to plant your vegetable crops in a different area this year - better yet, grow them in containers or make new raised beds with excellent drainage and good quality potting soil - do not use garden soil. Avoid overhead irrigation, which tends to spread the disease by dispersing fungal spores. Here's a couple of links that might help: http://www.umassvegetable.org/soil_c...tophthora_blig ht.html http://vegetablemdonline.ppath.corne...t_Phytoph.htm. Soil-borne fungal diseases are a royal pain - rather devastating and very difficult to control. pam - gardengal Hawkeye wrote: Last year, the two-family garden plot was properly prepared and planted. About 4-5 weeks into the growing season, plants began to show signs of some sort of disease (similar to blossom-rot). Foilage would begin turning from green to yellow then to black and later falling off from bottom to top of plant. The plant "appeared to die from the ground up. Squashes went first, then tomatoes, then green peppers. Most beans seems to survive longer but did eventually succumb. Only potted Hot Peppers made it through the entire growing season but other tomatoes potted suffered the same results as their cousins planted directly in the ground. I live in Florida (NE) and about 1000 yds from a major creek. Elevation is about 15-20 feet above. My suspicion is a fungal infection in the soil. ?? treatable with copper sulfate??? Thanks in advance, Robb |
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