Rotala Macrandra

 Subject: Success with Rotala macrandra

> >By the way, anyone have the secret to keeping rotala macranda 
> >healthy, happy, and most of all, red?  I have 6 watts per gal o
> >so I think that is not the secret, but I am open to suggestions
> dH = 3.5, KH = 2.5, 74F to 80F, CO2 = 15-25 ppm, PMDD, 6 watts/g
> substrate consists of 2 inches of washed aquarium sand over an i
> of sandy clay/vermiculite with virtually no organic material, li
> water movement. It took a few weeks to adjust but it grows like 
> weed now.

My KH and DH are higher. (both between 5 and 6) Perhaps in my 
harder water, the plants need the "boost" that the soil gives 

Karen Randall
Aquatic Gardeners Assoc.
Boston, MA