Hair care brand Phyto is rolling out Phytopolleine, a 100% essential oil scalp treatment, that will support The Nature Conservancy’s “Plant A Billion Trees” campaign. The limited edition Phytopolleine universal scalp elixir, which retails for $32, will be sold in a reusable and recyclable pouch. Available in more than 750 salons throughout the US, Phyto will contribute $2 to The Nature Conservancy for reforestation efforts in the Atlantic Forest by planting and restoring two...