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Old 23-07-2006, 11:14 PM posted to alt.home.lawn.garden
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First recorded activity by GardenBanter: Jul 2006
Posts: 27
Default Problems with landscape plants -- help please !!


"James" wrote in message
...


As this message will demonstrate, I am a "green thumb" about plants,
and no
nothing about nutrients, etc. But, I have lived in this same house
for
over 30 years, and have simply bought and planted many plants over the
years
without the slightest problem.

Around the front perimeter of my house, I have planting areas that are
bordered with brick. Over the years, I have planted plants and
shrubbery
such as heather, ilex, shilling, etc. About a year ago, MOST of
these
plants and shrubbery started turning yellow, and then eventually all
died
out. This happened over the course of about 3 or 4 months. I have
tried
planting other replacement plants and they have died within a month or
so of
planting. Keep in mind please that this is the same planting area
that I
have used without problems for 30 years.

I got one of those soil testing kits to test the soil for nutrients,
and I
closely tested the soil. The results were that the ph is "neutral"
with a
number 7 result. But, I did find that the Nitrogen level was "low"
and
the Phosphorous and Potash are both "very low." So, surely these
low
levels of these elements must surely be at least part of my problem.

I have not done an "iron" test, because I don't know how to test for
iron.
Does anyone know if they make a test kit for iron levels in soil ?

To help the low levels of Nitrogen, Phosphorous, and Potash, I bought
some
fertilizer with good ratios of these nutrients and spread it into this
planting area , and watered it in real good. I repeated this 3 times
over
several weeks. I did not "dig" the fertilizer into the soil, as I have
this
area mulched, and I would have to remove all of the mulch. But, the
fertilizer was the powdery type, and I assumed the watering would work
it
into the soil.

I planted some new heathers. When I planted them, I did mix some of
this
fertilizer into the soil, mixing real evenly. I put in a decent
amount, but
did not over do it. I watered them in using Miracle-Gro, and
fertilzed with
the same each week. Within a week, some of the leaves on the plants
started turning yellow, and within 2 weeks many leaves are brown and
are
falling off. These plants will be dead in another two weeks. This is
baffling to me.

From trying to research on the internet, I believe I could be seeing
chlorosis, resulting from iron deficiency. I bought an iron
supplement
(can't think of the name, but it was liquid) and poured it into the
planted
areas. This hasn't helped yet, but I don't know if I did it right.
Without an iron test, I don't even know if this soil lacks iron.

Any ideas on what I have tried and what I might try now ? Is there a
test
for iron ? If my soil is low on iron, what is the best way to add
iron ?
I have read of chelated iron, which I assume is more of a slow-release
type.
Do you think this would help?

If my soil is indeed "low" on Nitrogen, and "very low" on
Phosphorous and
Potash, what is the best way of adding these nutrients? Do I need to
remove the soil, dig up the soil, and mix in the fertilizer ?

Please give me any comments or recommendations that you can think of
!! I
really need help on this one.


I have a soil sample kit in front of me as I haven't had the tests made.
These are options at my state university where they are to be sent.

1. Regular series (pH, lime, P, K) $7
2. Regular series + O.M $10
3. Regular + Zinc $11
4. Regular + O.M + zinc $11
5, pH and lime only $4

Above it says "$7 per sample to test for lime requirement, phosphorous,
and potash)"., so that must be #1, nothing about iron. Can't find what
O.M is.

I would call my local extension service or the place in your state that
does the testing and ask if there is a test for iron.

This probably isn't the case with you, but I'm not sure some
highly-concentrated chemical wasn't spilled in one of my spots that
would cause trouble for an indefinite period, and it doesn't say
anything about testing for that.

You can buy liquid nutrients to replenish your soil so you don't have to
dig them in. While I was waiting, I'd maybe stick in some beans and see
what happens because they grow fast, also they are legumes and have that
nitrogen-fixing bacteria. I wouldn't put any more fertilizers or
additives into the soil until you get it figured out.

Sorry I can't be more help. I need to call and ask about chemical and
iron, too, before I go to all the trouble to do the samples and pay for
them.



--James--