Underneath the HDB blocks lies marine clay and old alluvium —heavy, fertile, and quick to flood before drainage improved. Yishun is subtly hilly; Yishun Hill near Blk 700+ offers one of the few natural elevation points in northern SG, where you can feel the wind change direction before rain.
Yishun’s northeastern edge brushes against the Mandai-Khatrit corridor , a green link of secondary forest. Walk along Milkweed Path (off Yishun Avenue 1), and you’ll hear banded woodpeckers chiseling dead albizia trees. At dusk, fruit bats glide between figs and rubber trees—remnants of 1960s kampung plantations. natural characteristics and elements of yishun
Yishun’s nature isn’t pristine or postcard-perfect. It’s resilient, scrubby, and alive—much like the stories told about it. Come not for the memes, but for the fig trees growing through drain grates , the otter slides at dawn , and the quiet wisdom of a place that refuses to be tamed. Underneath the HDB blocks lies marine clay and