 Some tips for collecting seaweed. Collect it when it's wet to avoid collecting other waste with it. Only collect seaweed that is loose or floating and not still growing on rocks or on the seafloor. You can use seaweed as mulch in compost, dried and tilled into your soil, in your garden, or even as a spray for your plants. That's really cool. Stick around for more Morning Edition. Artscape is coming up next right here on the Publix Radio.