Most indoor plants don't die from neglect they die from being in the wrong container for their root type. A self watering pot keeps consistent moisture at the root zone. That's ideal Colocasia Jacks Giant Bulb Jackson & Perkins Not sure how wide these lavender will grow (instruction only gives height). Does this spacing look ok if I plant the two potted ones in these positions? (ie. One between the ones Dieffenbachia Tiki Care Sun, Water, Soil & Humidity Needs Gold Leaf Botanicals