Tasmanian Tiger DieffenbachiaGrowth Habit: Upright, grows to reach 3 4 tall indoors. Light Requirements: Prefers bright, indirect sunlight, but can handle a little less light. Will grow towards the light, so rotate the plant periodically to ensure your plant grows straight! Toxicity: Highly toxic to cats, dogs, and humans according to ASPCA. Can inhibit speech if ingested. General Care: Fast growing, prefers well drained soil and a humid environment. Water once or twice a week