Re: seedling soil


In a message dated 97-01-11 10:48:54 EST, you write:

<< I've been hybridizing eight years with growing iris seedlings in soil with
 3"+ of old manure and get 90%+bloom the first year.  I hardly have any
 disease, the health and growth has been almost as good as a Salem iris. 
 Has anyone else used massive amounts of manure in iris seedling culture? 
  >>

Merle and Linda,

What you're doing seems to be giving results as good as the best and better
than most.  What animal is the source of your "one owner alfalfa"?  I prefer
cows, but it's getting hard to find here in SLC.  Regardless of the source, I
find it's best to work into the ground the fall before planting.

Here in SLC we have alkaline (PH 8) soil so I can use pine shaving without
building up too much acidity.  The available manure is horse stable which is
about 3/4 pine shaving.  I also truck in fresh pine shavings.  On the ground
I'm preparing for transplanting seedlings I'll frequently work in 2-3 inches
of stable manure, and then 2-3 inches of fresh pine shavings, all the fall
before.  I also work in a healthy dose of ammonium sulfate (AS) and broadcast
more AS once a month after the snow melts in the spring.  When I'm preparing
the soil for planting I'm work in a multi-purpose fertilizer (One recommended
for soil conditions in your area)

I don't think growing season has much to do with preparing seedlings for
bloom their first spring.  My growing season is much shorter than Texas or
Mississippi, and although I can't transplant until June, I rarely get below
90% bloom on the seedling that survived the winter.  On most crosses the
bloom is 100%, and about 50% have bloom from one or more increase.

My success with first year bloom is primarily because I keep the seedling
growing through the summer by using drip irrigation and fertilizing once a
month with a water soluable fertilizer.  I'm an impatient person so I discard
seeds which don't germinate 
the first year and seedlings that fail to bloom the first spring.


Just a farmer at heart,  Brad Kasperek  ZEBRAIRIS@aol.com



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