How to rid hair alge from plants without destroying them in the process

[Joeyv78]

K have a 55gal. Tnk ,aqua clear 110 filter,sicce life 2 co2,just have some jave fern and this stem plant dnt know the name will add pics.to Anyone that replies thx,also just did water change water parameters are normal as far as ph,nitrites excedra.bought a plant from toms trropicals in md.n they spread hairalge to my plants like crazy cut most of it off before I took those pics

 

[Rivercats]

Here is a good thread from AA that covers treating with excel.

http://www.aquariumadvice.com/forums/f24/spot-dosing-excel-210056.html