Outsunny Metal Garden Trellis for Climbing Plants, 81"" Tall, Outdoor, Green" Walmart.com Flowering Weeping Pussy Willow Bonsai Tree(salix caprea 'pendula') Can a Clay Pot Heater Warm a Greenhouse? Scientist Tells All Gardening Know How Small tweaks, big progress on this little Mimosa pudica since the last post. There's a common belief that these trees only live a year or twomainly because they're technically classified as weeds.