A February seed tray can look too small to have its own ecosystem, until it does. You fill the cells with seed-starting mix, press in tomatoes or basil or snapdragons, mist the surface, set the clear dome over the tray, and wait for the first signs of spring. Then, before many seedlings have done anything impressive, the soil surface begins…
algae
A glowing garden is a seductive idea. It sounds as if the night border might be coaxed into shining by itself, with blue sparks in a bowl of water and green light coming from damp wood under the bench. The wonder is real. The trouble begins when we ask living light to behave like a lamp. Bioluminescence is light made…
Read more about Bioluminescent fungi and algae, with the wonder kept honest
The phrase seaweed gardening can be misleading. It suggests a tray on a windowsill, a bucket of seawater, or a tidy underwater bed that behaves like lettuce. Real seaweed belongs first to the coast. It lives in tides, light gradients, currents, salinity, temperature, and marine food webs. To understand it as a gardener, begin there. Seaweeds are marine macroalgae rather…
Read more about Seaweed gardening starts with the coast, not a pot

