On Thu, 17 Jul 2003 08:37:11 GMT, "jrock64" wrote:

Zone 4 NW Iowa
Temps in the low 90's
PH 8.5 to 9+

There's your problem, high temps and the plant is wanting to grow, grow,
grow, but the pH is limiting its ability to take up nutrients. Check your
Kh, give me how many gallons and what critters resides in your pond and I
can help you lower that pH with muriatic acid. Wonder if MirAcid makes a
spike? ~ jan

See my ponds and filter design:
http://users.owt.com/jjspond/

~Keep 'em Wet!~
Tri-Cities WA Zone 7a
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