Bog Plants

Osmunda regalis is royal fern, a big UK native fern for reliably damp ground. It’s one of the best plants for giving a bog garden height without fl...

Iris ensata 'Angel Mountain' is a Japanese water iris with large summer flowers. It’s a good pick when you want pale blooms that still read well fr...

Iris louisiana 'Heather Stream' is a Louisiana iris bred for wet ground and bold flowers. It suits pond edges, bog gardens, and any spot with relia...

Persicaria amphibia is amphibious bistort. You may also see it listed under the older name Polygonum amphibium. It’s a flexible plant that grows in...

Petasites japonicus var. giganteus is giant Japanese butterbur. It’s grown for huge leaves that give instant cover in damp ground. It’s ideal when ...

Ophiopogon japonicus is mondo grass, a low evergreen with narrow leaves. It’s not a true marginal, but it works well on the drier top edge of a bog...

Hypericum grandiflorum is a large-flowered St John’s wort grown for yellow blooms and tidy foliage. It’s a useful plant for damp ground that is not...

Petasites albus is white butterbur, a moisture-loving plant grown for big leaves and early spring flowers. It’s useful in damp shade and it can cov...

Mimulus cardinalis is scarlet monkey flower, a moisture-loving plant with bright tubular blooms. It’s a good pick for bog edges where soil stays da...

Arum italicum is Italian arum, grown for patterned leaves and bright berries. It’s often called lords-and-ladies in older garden talk, though that ...

Potentilla hippiana is Colorado silvery cinquefoil, a low plant with silver-green leaves and small yellow flowers. It’s not a true marginal, but it...

Oenanthe javanica 'Flamingo' is variegated water celery with pink-tinted new growth. It’s a bright foliage plant for the pond edge and bog gardens,...

Ranunculus flammula is lesser spearwort, a UK native buttercup for wet ground and shallow margins. It’s a simple plant that looks right in natural ...

Pontederia cordata is pickerel weed, a classic pond-margin plant with upright blue-purple flower spikes in summer. It’s a solid choice when you wan...

Oxalis debilis var. corymbosa is pink woodsorrel, a small bulbous plant with clover-like leaves and pink flowers. It’s sometimes sold simply as pin...

Persicaria bistorta is common bistort, also known as adderwort. It’s a clump-forming perennial for damp soils with pink flower spikes in early summ...

Houttuynia cordata 'Flore Pleno' is a vigorous ground cover for wet soil, grown for heart-shaped leaves and double white flowers. It’s sometimes so...

Lysimachia thyrsiflora is tufted loosestrife, a wetland plant with yellow flower clusters that sit along upright stems. It’s a good summer bloomer ...

Cyperus papyrus 'Nanus' is a dwarf papyrus, a compact version of the classic papyrus look. It gives you umbrella heads on upright stems and works w...

Primula japonica 'Millers Crimson' is a candelabra primrose with deep crimson flowers in spring and early summer. It’s made for damp shade and it b...

Hosta 'Patriot' is a reliable hosta with green leaves and a crisp white margin. It’s a good plant for damp shade and works well on the upper edge o...

Ranunculus acris is meadow buttercup, sometimes sold as batchelor buttons in older mixes. It’s a UK native that likes grassland and damp meadows. I...

Mimulus guttatus is common monkey flower, a moisture-loving plant with bright yellow, spotted blooms. It’s a strong choice for bog edges and stream...

Petasites hybridus is common butterbur, also called umbrella plant in garden talk. It’s a UK native that loves wet ground and makes very large leav...