Stunning Ligularia - Japanese Native Tractor Seat Indoor or Outdoor Plant in a modern handmade vaseStunning Ligularia Japanese Native Tractor Seat Indoor or Outdoor Plant Tractor Seat (Ligularia dentata reniformis) gets its name from its dark green, glossy tractor seat shaped leaves. You can grow this Japanese native plant both indoors or outdoors it prefers bright, but indirect sun or dappled shade. Direct morning sunlight is ok, but avoid planting them in a spot with direct hot, afternoon sun. Too much full sun can cause the leaves to wilt or