George P. Hulten's work is a charming example of late 19th-century domestic piano music intended for amateurs. It relies on a balanced structure and a gentle, waltz-like flow.
At Henle 2 this is a beginner-level piece, where steady coordination between the hands is the main hurdle. The main demands: a true singing tone, with the melody floating above the accompaniment; careful pedaling — clarity depends on the foot as much as the fingers; and a waltz lilt that needs charm and a flexible left hand.
Practice achieving a soft landing on the second and third beats of the measure to avoid a heavy, march-like feel.
Comparable difficulty and character — good candidates for what to learn next.
A level or two down with the same spirit — ideal if this piece is still out of reach.
Where this piece's skills lead: slightly harder works making similar technical demands.
Evening Hour is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 2.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Evening Hour lasts about 2 minutes.
Evening Hour is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Für Elise by Ludwig van Beethoven, Prelude in E minor, No. 4 by Frédéric Chopin, Albumblatt by Johannes Brahms — see the full similar-pieces list on this page.