Philodendron hastatum (narrow leaf) Black Flash Echeveria Studley Flower Gardens Tips for Purchasing Seeds Yard and Garden Rare plant Euphorbia lactea 'White Ghost Spider plant Chlorophytum comosum fertilizer burn. Leaf spots probably bacterial from inconsistent watering too wet then too dry. Cold, cloudy week followed by sunny,w arm days in greenhouse Peperomia Eat The Weeds and other things, too