Schubert's 'Am Bach im Frühling' (By the Stream in Spring), D.361, is a charming and lyrical character piece that captures the gentle flow of water and the burgeoning life of springtime. Its musical essence is in its flowing melodic lines and tender harmonic shifts.
Develop a smooth, legato touch and subtle rubato to effectively portray the gentle motion of the stream and the lyricism of the melody.
Am Bach im Frühling (D.361) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 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 Am Bach im Frühling (D.361) lasts about 4.5 minutes.
Am Bach im Frühling (D.361) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.