I'm not sure that anacharis feeds though it's roots as it grows successfully as a floating plant.
The two most often recommended liquid fertilisers are Seachem Flourish Comprehensive Supplement, and in the UK TNC Lite (in the USA Brightwell FlorinMulti). These companies make products with similar names, make sure it's the right one before buying.
The two most often recommended liquid fertilisers are Seachem Flourish Comprehensive Supplement, and in the UK TNC Lite (in the USA Brightwell FlorinMulti). These companies make products with similar names, make sure it's the right one before buying.