Wild lettuces (Lactucas) are one of the densest edibles I've covered. This is the genus of plants where cultivated lettuce (L. sativa) comes from. Often confused for dandelions, these plants have lots Wormwood (Artemisia absinthium) Plant The Imperial Gold Philodendron will stop you in your tracks, it's so bright! It practically glows with its bright yellowly lime gradient leaf color. Cousin to the Prince of Orange, these philodendrons are Lonicera japonica 'Halliana' (Japanese Honeysuckle) Philodendron erubescens 'Imperial Green' Sprouts of Bristol How Care To For Air Plants Seattle's Favorite Garden Store Since 1924 Swansons Nursery