The winter style Fern plants are incredibly easy to use. These realistic Fern style plastic plants are ceramic weighted – simply drop them in. These simple to arrange aquarium plants are supplied in packs of two with full instructions and planting tips on the reverse. They are a wonderfully simple way to enhance any aquarium in just a few minutes. The winter style ferns are a great way to redecorate your aquarium over the winter period, matching your biOrb to the season and adding additional interest.