Marginal Plant Varieties

Name Sweet Flag
Scientific Name Acorus Calamus
Hardiness Zone 3 to 9
Height 90cm-135cm (3-4’)
Planting Depth 3-8cm (1-3”)
Light Full Sun to Partial Shade
Notes Brilliant green erect leaves provide excellent habitat for emerging dragonflies and other pond life. Leaves give off a sweet scent when crushed.

Name Variegated Sweet Flag
Scientific Name Acorus Calamus Variegatus
Hardiness Zone 4 to 9
Height 60cm-75cm (2-3′)
Planting Depth 0-15cm (0-6”)
Light Full Sun to Partial Shade
Notes Beautiful green & white foliage compliments other blue-flowering pond plants like irises, pickerel plant, and forget-me-nots.

Name Grassy Leaved Sweet Flag
Scientific Name Acorus Gramineus Aureus Minimus
Hardiness Zone 4 to 8
Height 8-10cm (3-4”)
Planting Depth 3- 5cm (1-2”)
Light Full Sun to Partial Shade
Notes An attractive dwarf ‘ground’-cover with tufts of yellow-green, grass-like leaf blades. Slowly spreads by creeping roots to form a golden carpet of sweetly fragrant foliage.

Name Golden Japanese Sweet Flag
Scientific Name Acorus Gramineus ‘Ohgon’
Hardiness Zone 5 to 9
Height 20-25cm (8-10”)
Planting Depth 8-13cm (3-5”)
Light Full Sun to Partial Sun
Notes Light green foliage accented with bright yellow stripes, adds texture and colour to your pond. Tolerates shade better than any other sweet flag.

Name American Water Plantain
Scientific Name Alisma Parviflora
Hardiness Zone 5 to 9
Height 60-80cm (24-32”)
Planting Depth 5-15cm (2-6”)
Light Full Sun
Notes Foliage is very round, like a wooden spoon, and heavily veined. Blooms emerge as loose panicles of white flowers from June to September.

Name California Beauty
Scientific Name Anemopsis Californicum
Hardiness Zone 5 to 7
Height 40-45cm (16-18”)
Planting Depth 20-30cm (8-10″)
Light Full Sun to Partial Shade
Notes Succulent, ovate leaves give rise to white, honey-scented, sometimes rose-tinged coneflowers.  The entire plant smells spicy and warm. Tincture of the dried root is used to remedy colds and arthritis.

Name Miniature Plantain
Scientific Name Baldiella Ranunculoides
Hardiness Zone 5 to 9
Height 15-30cm (6-12”)
Planting Depth 0-5cm (0-2″)
Light Full Sun to Partial Shade
Notes Dense clouds of pink flowers with yellow centres that resemble poppies. Foliage tufts lend an airy look to the water garden.

Name Flowering Rush
Scientific Name Butomus Umbellatus
Hardiness Zone 3 to 9
Height 75-90cm (30-36″)
Planting Depth 0-5cm (0-2″)
Light Full Sun to Partial Shade
Notes A delicate beauty, flowering rush displays large umbels of white to pink flowers with onion like foliage, blooming all summer long. Excellent companion to tall rushes and cattails.

Name Bog Arum
Scientific Name Calla Palustris
Hardiness Zone 4 to 6
Height 15-30cm (6-12”)
Planting Depth 0-25cm (0-10″)
Light Full Sun
Notes Glossy, heart shaped leaves on floating stems acceding in spring by 2” wide flowers. It over-winters easily in cold climates as long as rhizomes reamin in water and do not freeze.

Name Bowles Golden
Scientific Name Carex Elata ‘Aureau’
Hardiness Zone 5 to 9
Height 60-90cm (24-36”)
Planting Depth 0-5cm (0-2”)
Light Full Sun to Partial Sun
Notes A striking, golden cultivar. Bright yellow leaves accented by thin green lines light up a water garden with a phosphorescent glow.

Name Palm Sedge
Scientific Name Carex Muskingumensis
Hardiness Zone 4 to 9
Height 30-45cm (12-18”)
Planting Depth 0-5cm (0-2”)
Light Full Sun to Full Shade
Notes This grass gives an exotic tropical appearance to any water garden. Attractive grassy leaves remain chartreuse throughout the season.

Name Black Blooming Sedge
Scientific Name Carex Nigra
Hardiness Zone 4 to 8
Height 1-2m (4-6’)
Planting Depth 10-25cm (4-10”)
Light Full Sun
Notes Steel-blue tufts of grassy foliage soften the edge of any pond. Flowers and seed heads are chocolate colored atop stems rising just above the foliage.

Name Variegated Greater Pond Sedge
Scientific Name Carex Riparia Variegata
Hardiness Zone 4 to 8
Height 100-130cm (40-50”)
Planting Depth 0-45cm (0-18”)
Light Full Sun
Notes This remarkable grass is one of any water garden’s Spring high notes. The Spring foliage is unique: Pale green to pure white, with just the occasional thin green strip. And then, the flowers: darkest chocolate, a chic and showy contrast with the foliage.

Name Cotton Grass
Scientific Name Eriphorum Angustifolium
Hardiness Zone 3 to 7
Height 30-40cm (12-16”)
Planting Depth 0-10cm (0-4”)
Light Partial Sun
Notes Covered with large flower tufts that lift and sway in the slightest breeze. This cultivar is unappealing to mice and voles.

Name Horsetail
Scientific Name Equisetum Hyemale
Hardiness Zone 4 to 9
Height 50-60cm (20-24”)
Planting Depth 3-8cm (1-3”)
Light Full Sun to Partial Shade
Notes Rush-like, dark green stems add depth & height to any water garden. Early settlers and Native Americans used Equisetum for polishing objects made of wood, wooden cooking utensils, and for cleaning. Very hardy and somewhat invasive.

Name Bushy Horsetail
Scientific Name Equisetum Scirpoides
Hardiness Zone 4 to 9
Height 12-20cm (4-12”)
Planting Depth 0-3cm (0-1”)
Light Full Sun to Partial Shade
Notes Diminutive needle-like foliage serves as a good cover in a bog area or near the edge of a pond. This species also is used as a diuretic and to help stop hemorrhaging.

Name Variegated Sweetgrass
Scientific Name Glyceria Aquatica Variegata
Hardiness Zone 4 to 9
Height 20-30cm (8-12”)
Planting Depth 0-3cm (0-1”)
Light Full Sun to Partial Shade
Notes A rambling aquatic with narrow leaves striped in creamy-white and bright-green. In the spring and fall, leaves take on a delightful pink tinge.

Name Variegated Orange Peel Plant
Scientific Name Houttuynia Cordata ‘Bobo’
Hardiness Zone 5 to 9
Height 20-50cm (8-20”)
Planting Depth 8-10cm (3-4”)
Light Full Sun to Partial Sun
Notes Foliage is splashed with green, pale-yellow & red all year long, and emits a soft orange peel scent when rubbed. Adds a fabulous, eye-catching splash of colour in stream beds.

Name Chameleon Plant
Scientific Name Houttuynia Cordata ‘Chameleon’
Hardiness Zone 5 to 9
Height 15-40cm (6-16”)
Planting Depth 8-10cm (3-4”)
Light Full Sun to Partial Shade
Notes A bold, fast-spreading ‘ground’ cover. Flashy foliage splashed with red, pink, yellow and cream. Small white flowers appear in midsummer. In Asia the leaves are used in salads, & the white roots cleaned & cut to lengths make a spicy substitute for bean sprouts.

Name Orange Peel Plant
Scientific Name Houttuynia Cordata Plena
Hardiness Zone 5 to 9
Height 15-30cm (6-12”)
Planting Depth 0-2cm (0-1”)
Light Full Sun to Partial Shade
Notes Rapidly spreading perennial marginal plant, with pretty heart-shaped green leaves. Yellow-green flowers are surrounded by eight or more pure white bracts. Suitable for the edges of medium & large ponds and streams.

Name Variegated Iris
Scientific Name Iris Ensata Variegata
Hardiness Zone 5 to 9
Height 70-75cm (27-29”)
Planting Depth 15-30cm (6-12”)
Light Full Sun to Partial Shade
Notes A strikingly beautiful, deer-resistant iris with creamy, white-and-green, and broad, vertically striped foliage. Large, bright royal-purple flowers with a small yellow signal are produced from early to mid-summer.

Name Louisiana Iris
Scientific Name Iris “Gamecock”
Hardiness Zone 4 to 9
Height 60-100cm (24-36″)
Planting Depth 15-30cm (6-12”)
Light Full Shade to Partial Shade
Notes A dark & delightfully daring variety, topped in early May with stunning, Elvis-like, dark blue, velvet-coloured flowers. A dense stand creates a hummingbird haven.

Name Yellow Flag Iris
Scientific Name Iris Pseudacorus
Hardiness Zone 4 to 9
Height 90-120cm (36-48″)
Planting Depth 15-30cm (6-12”)
Light Full Sun to Partial Shade
Notes A towering, robust iris, with a long blooming season. Blooms are very showy and resemble the garden iris, except sepals are often streaked with brown & purple lines.

Name Variegated Yellow Flag Iris
Scientific Name Iris Pseudacorus Variegata
Hardiness Zone 4 to 9
Height 90-120cm (36-48″)
Planting Depth 15-30cm (6-12”)
Light Full Sun to Partial Shade
Notes Spring emerging, sword-shaped, linear, green leaves are variegated with creamy-yellow striping. Bright-yellow blooms, have brown markings on rigid, upright scapes.

Name Dwarf Arctic Iris
Scientific Name Iris Setosa
Hardiness Zone 3 to 7
Height 25-75cm (10-30”)
Planting Depth 15-30cm (6-12”)
Light Full Sun to Partial Shade
Notes A sturdy, attractive iris with glaucous-blue, slender leaves, often tinged in red at the base. Blooms have more texture, substance, and longer durability than any other of the species.

Name Blue Water Iris
Scientific Name Iris Versicolor
Hardiness Zone 4 to 9
Height 60-75cm (24-30”)
Planting Depth 8-15cm (3-6”)
Light Full Sun to Partial Shade
Notes A graceful, sword-leaved plant similar to the garden iris. Showy, down-curved, violet-blue, boldly veined, yellow-based sepals.

Name American Water Iris
Scientific Name Iris Versicolor ‘Gerald Darby’
Hardiness Zone 3 to 9
Height 30-60cm (12-24”)
Planting Depth 5-10cm (2-4”)
Light Full Sun to Partial Sun
Notes Attractive, sword-shaped foliage; leaves in spring are purple at the base with purplish black flower stalks, fading to green in summer; violet-blue blooms in late spring or early summer.

Name Blue Flag Kermisina
Scientific Name Iris Veriscolor ‘Kermisina’
Hardiness Zone 2 to 9
Height 30-60cm (12-24″)
Planting Depth 5-10cm (2-4”)
Light Full Sun to Partial Sun
Notes Bold, upright, sword-like foliage enhanced by tall stems of lovely, reddish-purple flowers in late spring, and broad leaves with rich claret-purple flowers daintily laced with white in early summer.

Name Gold Strike Rush
Scientific Name Juncus Effusus ‘Gold Strike’
Hardiness Zone 3 to 9
Height 60-90cm (24-36”)
Planting Depth 0-10cm (0-4”)
Light Full Sun to Partial Shade
Notes A good vertical accent plant, with stiff spines of green foliage. Has a history of being used for weaving mats and baskets in Asia, and used as rushlights during WWII.

Name Variegated Corkscrew Rush
Scientific Name Juncus Effusus ‘Frenzy’
Hardiness Zone 4 to 9
Height 45-60cm (18-24”)
Planting Depth 0-10cm (0-4”)
Light Full Sun to Partial Shade
Notes This guaranteed head turner provides terrific architectural interest. The hollow, cylindrical leaves are wound in tight, upright spirals when they emerge, and relax as they mature. A distinctive yellow stripe runs the entire length of the green leaf.

Name Corkscrew Rush
Scientific Name Juncus Effusus ‘Spiralis’
Hardiness Zone 4 to 9
Height 40-60cm (12-24”)
Planting Depth 0-10cm (0-4”)
Light Full Sun to Partial Shade
Notes This intriguing rush, with its twisting and contorted dark-green stems, always attracts attention. Creates a perfect feature planting when several plants are grown in a group.

Name Blue Rush
Scientific Name Juncus Glaucus
Hardiness Zone 4 to 9
Height 30-60cm (12-24”)
Planting Depth 0-5cm (0-2”)
Light Full Sun
Notes The upright, powdery, baby-blue leaves resemble fescue grasses at the edge of the pond. Foliage remains all winter for off-season interest.

Name Cardinal Flower
Scientific Name Lobelia Cardinalis
Hardiness Zone 5 to 9
Height 60-90cm (24-36″)
Planting Depth 0-8cm (0-3”)
Light Full Sun to Partial Shade
Notes Known for its bright crimson flowers that appear from July to September. Green leaves are ovate, clothing the stems until the terminal flower spikes occur.

Name Cardinal Flower Queen Victoria
Scientific Name Lobelia Cardinalis ‘Queen Victoria’
Hardiness Zone 3 to 10
Height 60-90cm (2-3’)
Planting Depth 0-8cm (0-3”)
Light Full Sun to Partial Shade
Notes A stately, upright plant, grown for both its purple-tinged foliage, and scarlet-red flowers. Summer blooms open successively from the bottom to the top of tall spikes, attracting both hummingbirds and butterflies.

Name Giant Blue Lobelia
Scientific Name Lobelia Syphilitica
Hardiness Zone 3 to 9
Height 30-90cm (12-36”)
Planting Depth 0-8cm (0-3”)
Light Full Sun to Partial Shade
Notes Leaves are lance-shaped and irregularly toothed and flowers are bright blue. Flower spikes are densely covered with blooms from July to October.

Name Golden Creeping Jenny
Scientific Name Lysmachia Nummularia ‘Aurea’
Hardiness Zone 4 to 9
Height 5-10cm (2-4”)
Planting Depth 0-3cm (0-1”)
Light Full Sun to Partial Shade
Notes Creates an excellent ground cover along the margins of a pond, or scrambling down a waterfall. Petite yellow flowers appear in the summer with rounded petals that form open blooms.

Name Water Mint
Scientific Name Mentha Aquatica
Hardiness Zone 5 to 9
Height 8-30cm (3-12”)
Planting Depth 0-5cm (0-2”)
Light Full Sun to Partial Shade
Notes Highly fragrant, lavender-pink blooms, attract plenty of butterflies. Foliage can be used in teas, jellies, or as a garnish for mixed drinks.

Name Bog Bean
Scientific Name Menyanthes Trifoliata
Hardiness Zone 2 to 7
Height 15-23cm (6-9”)
Planting Depth 3-8cm (1-3”)
Light Full Sun to Partial Shade
Notes Large, lance-shaped, three-lobed leaves are markedly veined. Flower buds are pink clusters that open to white, fringed, star-shaped, vanilla scented blooms.

Name Water Forget-me-not
Scientific Name Myosotis Palustris
Hardiness Zone 4 to 9
Height 8-15cm (3-6”)
Planting Depth 0-3cm (0-1”)
Light Full Sun to Partial Shade
Notes A delightful foreground plant with sprays of flowers that resemble small, delicate, single roses. Oblong leaves are usually clear green and somewhat hairy.

Name Water Celery
Scientific Name Oenanthe ‘Flamingo’
Hardiness Zone 5 to 9
Height 8-15cm (3-6”)
Planting Depth 0-5cm (0-2”)
Light Full Sun to Partial Shade
Notes This lovely plant has pink, white and green frilly foliage that resembles compact carrot tops. It is used to make flavoured vinegars, where it imparts its pink colour. Grows well along the edge of the pond, stream or waterfall.

Name Ribbon Grass
Scientific Name Phalaris Arundinacea ‘Picta’
Hardiness Zone 4 to 9
Height 25-30cm (10-12″)
Planting Depth 0-8cm (0-3”)
Light Full Sun to Partial Shade
Notes This is a spreading grass useful for flower arrangements. Leaves are striped lengthwise with light-green and creamy-white. Thin, silvery plumes appear in late summer and can reach up to 120cm (48″) high.

Name Pickerel Plant
Scientific Name Pontederia Cordata
Hardiness Zone 5 to 9
Height 60-75cm (24-20”)
Planting Depth 25cm (0-10”)
Light Full Sun to Partial Shade
Notes A staple choice for nearly every pond, with shiny, jade-green, heart-shaped foliage and large spikes of blue flowers. Fish, frogs and other amphibians appreciate the foliage, and the blooms attract butterflies, skippers, hummingbirds and dragonflies.

Name Water Cress
Scientific Name Radicula Nasturtium
Hardiness Zone 4 to 5
Height 15-23cm (6-9”)
Planting Depth 0-5cm (0-2”)
Light Full Sun to Partial Sun
Notes Produces small, white and green flowers in clusters, with hollow, floating stems, and pinnately compound leaves. One of the oldest know leaf vegetables consumed by human beings.

Name Red Water Dock
Scientific Name Rumex Sanguinea
Hardiness Zone 5 to 9
Height 30-90cm (12-36″)
Planting Depth 0-15cm (0-6”)
Light Full Sun to Partial Shade
Notes Forms a spinach-like, rosette of leaves distinctively marked with red-purple veins. Grown mostly for its captivating foliage, but also produces erect stems of tiny, star-shaped green flowers that turn reddish brown.

Name Japanese Arrowhead
Scientific Name Sagittaria Japonica ‘Flore Plena’
Hardiness Zone 3 to 9
Height 60-90cm (24-36″)
Planting Depth 15-45cm (6-18”)
Light Full Sun to Partial Shade
Notes Large, glossy leaves provide a contrasting background for the fully double spikes of white flowers. Flowers often fade to pale pink as they age.

Name Arrowhead
Scientific Name Sagittaria Latifolia
Hardiness Zone 3 to 9
Height 30-50cm (12-20”)
Planting Depth 15-45cm (6-18”)
Light Full Sun to Partial Shade
Notes Arrowhead-shaped leaves, with three-petaled white flowers in whorls of three. A native plant producing edible tubers that were once eaten as a staple, potato-like food by indigenous North Americans.

Name Lizards Tail
Scientific Name Saururus Cernuus
Hardiness Zone 4 to 9
Height 30-90cm (12-36”)
Planting Depth 15-45cm (6-18”)
Light Full Sun to Partial Shade
Notes Provides a tall, fascinating backdrop for smaller plants. Flowers are borne on a long hairy stem, opposite the uppermost leaf. Bloom structure consists of a spike of many small creamy-white flowers that form into an arching, tail-like shape.

Name White Rush
Scientific Name Scirpus Albescens
Hardiness Zone 5 to 9
Height 100-200m (3-6’)
Planting Depth 15-60cm (6-24”)
Light Full Sun to Partial Shade
Notes Rigid, onion-like foliage, with strong, white vertical stripes. Mixes well in a dense stand of cattails or rushes.

Name Bulrush
Scientific Name Scirpus Lacustris
Hardiness Zone 4 to 9
Height 100-350cm (3-10’)
Planting Depth 0-10cm (0-4”)
Light Full Sun to Partial Shade
Notes A giant, ecologically important, native species of sedge with thick, rounded green stems and long, grass-like leaves. Commonly used by Native Americans to weave baskets, bowls, mats, clothing, and even boats.

Name Zebra Rush
Scientific Name Scirpus Zebrinus
Hardiness Zone 5 to 9
Height 100-200cm (3-6’)
Planting Depth 7-30cm (3-12”)
Light Full Sun to Partial Shade
Notes Highly ornamental, with creamy-white, zebra-like, horizontal bands that appear every few inches along its all green foliage. A customer favourite!

Name Powdery Thalia
Scientific Name Thalia Dealbata
Hardiness Zone 5 to 9
Height 60-200cm (24-72″)
Planting Depth 0-15cm (0-6”)
Light Full Sun to Partial Shade
Notes Broad, powdery, blue-green leaves add a tropical flair to any pond. Clumps of deep-purple & lavender blooms look like seed heads atop stem spires that tower above the foliage.

Name Lesser Bulrush
Scientific Name Typha Angustifolia
Hardiness Zone 3 to 9
Height 60-200cm (24-72″)
Planting Depth 0-30cm (0-12”)
Light Full Sun to Partial Shade
Notes An elegant, non-invasive cat tail, with long, slender upright leaves that sway in the slightest breeze. At maturity, distinctive stalks are topped with brown, velvetine, sausage-shaped flowering heads. Great for mass plantings, providing an important habitat for fish and amphibians.

Name Variegated Reedmace
Scientific Name Typha Latifolia Variegata
Hardiness Zone 3 to 9
Height 120-200cm (50-80″)
Planting Depth 0-30cm (0-12”)
Light Full Sun to Partial Shade
Notes Variegation in this ornamental cattail is bold, forming clean, bright, green & white longitudinal stripes. Excellent for water filtration.

Name Graceful Cattail
Scientific Name Typha Laxmanii
Hardiness Zone 3 to 9
Height 60-90cm (24-36”)
Planting Depth 0-10cm (0-4”)
Light Full Sun to Partial Shade
Notes A dwarf variety, with graceful, slender foliage and small catkins. A wonderful choice for smaller ornamental ponds.

Name Brooklime
Scientific Name Veronica Beccabunga
Hardiness Zone 5 to 9
Height 5-10cm (2-4”)
Planting Depth 0-8cm (0-3”)
Light Full Sun to Partial Shade
Notes Rounded, fleshy, shiny-green foliage, dappled with tiny blue flowers, changes to an intense crimson colour in fall. Quickly spreads out and softens streambeds & shorelines.

 



 
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