14-10-16 Green Fuel Indoor Houseplant Fertilizer Great for Aroids & Begonia - Commercial Formula - RO/Rain/Tap Water (Half Pint - 8 oz)

For most houseplants this K ratio works and is a complete npk: https://www.amazon.com/Jaggar-Cross-Fuel-Houseplant-Fertilizer/dp/B0GCFYZQXK?ref_=ast_bl_cpl_dp_btp

Which plants specifically? This one works great and actually has decent micros without ph issues: https://www.amazon.com/dp/B0GCFYZQXK