Container garden [ there is a fungus in the garden]
Published: October 8, 2017, 5:06 pm
Last Edited: October 8, 2017, 5:13 pm
Baking Soda/ Potassium Bicarbonate Fungus Control. Mix 4 teaspoons (about 1 rounded tablespoon) of baking soda and 1 tablespoon of horticultural oil into one gallon of water. Spray lightly on foliage of plants afflicted with black spot, powdery mildew, brown patch and other fungal diseases.
horticultural oil: What the hell is that?
There it is 
http://www.homedepot.com/p/Monterey-Horticultural-Oil-Quart-Organic-Concentrate-for-Outdoor-Insect-Control-LG-6290/206453987?&cm_mmc=Shopping|THD|B|0|B-BASE-D28O+Outdoor+Garden|&mid=pknp6xJN|dc_mtid_8903vry57826_pcrid_73254969630340_pkw__pmt__