News wrote:

I bought a litre of Rosate 36 last year, and was delighted with the
results.

However, I have forgotten, and cannot find, the recommended dilution for
ordinary garden use

Using Gallup 360 (which I think is the same concentration) I use 25ml
per litre of water in a sprayer.

p.s. Are you sure the bottle label doesn't peel away to reveal the
instructions?