In Walter de la Mare’s lyric, music is not treated as an arrangement of notes to be described but as a power to be undergone. The phrase “When music sounds” opens each quatrain like a refrain or a spell, and each time it returns, the ordinary world is pushed a little further away. The poem’s central idea is that music can undo the boundaries of normal perception: it makes the familiar earth strange and radiant, calls mythic presences out of the water, and restores to the speaker a self that seems older than the body. Listening becomes a small act of transcendence.
The first quatrain shows that transformation spreading across the natural world. With music, “gone is the earth I know,” and the earth’s “lovely things” grow “even lovelier.” The flowers do not simply shine; they “in vision flame,” burning with a light that belongs more to vision than to fact. The forest trees “lift burdened branches, stilled with ecstasies.” De la Mare balances opposites here: branches are burdened yet lifted, stilled yet full of ecstasy. Those paradoxes suggest that music does not cancel the weight of the world but makes that weight feel transfigured.
The second quatrain moves from earth to water and from landscape to myth. Out of the water rise the Naiads, the nymphs of classical tradition, whose beauty “dims my waking eyes.” That word “waking” matters: the figures are not exactly dream-images, or rather they make ordinary waking sight look dim by comparison. “Rapt in strange dream burns each enchanted face” packs heat, trance, and enchantment into a single line. The water becomes a “dwelling-place” that stirs with “solemn echoing,” so that music turns hidden presence into something almost audible and visible at once.
The final quatrain turns inward. The speaker claims, “all that I was I am / Ere to this haunt of brooding dust I came.” The phrase “haunt of brooding dust” is a sharp name for mortal existence: a dusty place where the spirit lingers and broods. Music seems to let the speaker recover an identity from before that embodiment. Time itself then becomes musical: “from Time’s woods break into distant song / The swift-winged hours, as I hasten along.” The hours are imagined almost as winged creatures breaking out of dark woods into melody. The speaker is still hastening toward death, but music has changed the journey into something that can be heard as song.
The poem’s construction reinforces this experience. Three quatrains of rhyming couplets give the lyric a strong, chant-like pulse. The rhymes are mostly full and simple—know and grow, rise and eyes, face and place, song and along—though the slight near-rhyme of am and came keeps the pattern from becoming mechanical. The indented second line of each couplet visually suggests an echo or response, as if the poem is trying to sound like the music it describes. Within this tight shape, stranger words such as brooding, rapt, enchanted, and ecstasies keep unsettling the surface, so the familiar and the otherworldly occupy the same small space.
What makes the poem significant is its quiet claim that art can alter consciousness rather than merely decorate it. The ear becomes a doorway. Music does not simply stir an emotion; it dissolves the usual divisions between earth, water, myth, time, and self. The reader is invited to share the speaker’s double vision for three brief stanzas: the waking world remains, but it has been dimmed by a brighter and stranger reality. That tension between the “brooding dust” and the “swift-winged hours” gives the lyric its force, turning a short poem about music into an invitation to hear with more than ordinary ears.