EZ Botanicals Fresh Fern Moss for Terrariums and Bonsai 1 Quart, delivered in ziplock bag. A beautiful addition to any shade loving plant arrangement. Includes the "Guide to Fern Moss". 30 Day Guarentee Perfect for Bonsai ground cover or use in Terrariums. Shade and moisture loving, lush and soft. Fern Moss (Thuidium delecatulum) from North Carolina. Fresh and green, no dormant or preserved product.