If you’re using tap water, switch to filtered water or leave tap water to sit overnight, to allow chemicals to dissipate.
Dragon trees (Dracaena marginata) are not particularly prone to rust infections – the splotches are more likely caused by under-watering, tap water or dry air from being too close to a heat source.
Keep the plant in a bright, indirect light position and water weekly with filtered water.
My 10-year-old dragon tree has been happily growing in a bright attic room, but recently the leaves have developed brown splotches.
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