"Sing me to sleep, mother" sounds like the oldest request a child can make. Yet the speaker who makes it here is hard to picture as a small child. He calls himself "thy sorrowing child," and by the last stanza he is thinking about distance, time, and loss. The poem works by letting a nursery plea carry an adult's fear, so that a bedtime song becomes a small defence against the dark and against the passing of the person singing it.
The setting is a southern night, and the poem builds it almost entirely from sound and sight. There are palms, marshes, pine trees, whippoorwills, an owl, fireflies, water lilies and frogs, all gathered with the confidence of someone who knows this landscape. These images are less a postcard than a chorus of nocturnal creatures, and the poem keeps turning them toward comfort or unease. The fireflies carry "golden light," which is gentle and almost toy-like. The owl, by contrast, is "crying," and the wind "mournfully sighs." Even the palms "weep / With dews of night," a small act of personification that makes the whole landscape seem to share the speaker's sorrow. Nature here is not a neutral backdrop but a mirror of mood.
The most affecting detail may be the frogs, who "chant wildly and slow / To their little ones asleep / In the pools below." The speaker looks around the dark and finds that every creature has its own lullaby, which quietly sharpens his need for his own. The water lilies "have closed their eyes," as though the world is also being put to bed. Against this universal settling-down, the dying "swift star" in the second stanza is a flash of something else entirely: a reminder that things end.
That reminder grows heavier as the poem goes on. In the first two stanzas the fear is atmospheric, a matter of shadows and cries. In the third it becomes personal and almost arithmetical. "The world is far, dear mother, / And long the way, / But thou art here only / For a brief day." The word "brief" is the poem's quiet turn. Up to this point the mother's singing has been a present comfort; now it is revealed as temporary, and the request to "sing me to sleep" takes on a second meaning. The speaker wants to be soothed tonight, but he also seems to want to hold onto the sound before it is gone. The line "Mother, the world is wide / From bough to bough" lets us feel his smallness, like a bird looking out from one branch across an enormous forest, with only one fixed point at his side.
The form supports this beautifully. The lines are short, mostly two or three stresses, and they rock rather than march. Rhymes arrive softly and often, "sleep" with "deep" and "creep," "light" with "night" and "flight," so that the poem seems to sway in place. The refrain "Sing me to sleep, mother" opens each stanza and returns at the close, like a phrase murmured over and over by someone half-dozing. The repetition is the point: a lullaby works by saying the same soothing thing until the listener drifts. The closing lines, "Silent and deep / O'er the marshes wide and wild," echo the first stanza almost exactly, so the poem ends where it began, circling like the song it describes. The archaic "thy" and "thou art" add a hushed, prayer-like formality, which suits a speaker addressing someone he reveres.
What makes the poem worth reading is the gap between its gentle surface and its undertow. It never states outright that the mother will die or that the speaker is grieving; it only lets the shadows "creep" and the day grow "brief." The sweetness and the dread sit in the same lines, and the refrain holds them together. A request that begins as a child's bedtime wish ends as something closer to a plea against time.