Marginal Plants

Botanical Name: Acorus calamus
Common Name: Sweet Flag
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 90cm - Spread: 60cm
Flowering period: May to July
Propagation: Divide rhizomes in spring
Skill: Easy

Botanical Name: Alisma plantago aquatica
Common Name: Water Plantain
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 75cm - Spread: 45cm
Flowering period: June to September
Propagation: Divide in spring or sow seeds in summer
Skill: Easy

Botanical Name: Butomus umbellatus
Common Name: Flowering Rush
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 13cm

Height: 120cm - Spread: 45cm
Flowering period: July to September
Propagation: Divide rhizomes in spring
Skill: Medium

Botanical Name: Calla palustris
Common Name: Bog Arum
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 25cm

Height: 25cm - Spread: 30cm
Flowering period: June to August
Propagation: Divide in spring or sow seeds in autumn
Skill: Easy

Botanical Name: Caltha palustris
Common Name: Marsh Marigold
Position: Full sun, light shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 40cm - Spread: 45cm
Flowering period: March to July
Propagation: Divide or sow seeds in late summer
Skill: Easy

Botanical Name: Carex pseudocyperus
Common Name: Sedge
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 1.2m - Spread: 1m
Flowering period: June to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Cotula coronopifolia
Common Name: Golden Buttons
Position: Full sun Hardiness: Tender
Planting depth: Up to 12cm

Height: 15cm - Spread: 30cm Flowering period: All summer
Propagation: Sow seeds in spring
Skill: Easy

Botanical Name: Cyperus longus
Common Name: Galingale, Umbrella Sedge
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 1.5m - Spread: 90cm Flowering period: August to September
Propagation: Sow seeds or divide in spring and summer
Skill: Easy

Botanical Name: Equisetum hyemale
Common Name: Horse Tail
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 1.2m - Spread: 20cm Flowering period: N/A
Propagation: Divide in spring
Skill: Easy

Botanical Name: Eriophorum angustifolium
Common Name: Cotton Grass
Position: Full sun, light shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 40cm - Spread: 90cm Flowering period: July to August
Propagation: Divide in spring
Skill: Medium

Botanical Name: Geum rivale
Common Name: Water Avens
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 2cm

Height: 45cm - Spread: 45cm Flowering period: May to September
Propagation: Divide in autumn or spring
Skill: Easy

Botanical Name: Glyceria fluitans
Common Name: Water Grass
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 1m - Spread: Invasive Flowering period: Insignificant, May to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Hippuris vulgaris
Common Name: Mare's tail
Position: Full sun
Hardiness: Hardy
Planting depth: Up to 60cm

Height: 20cm - Spread: Large Flowering period: Insignificant, June to July
Propagation: Division, seeds or stem cuttings
Skill: Easy

Botanical Name: Houttuynia cordata
Common Name: Chameleon
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 20cm - Spread: 100cm Flowering period: June to August
Propagation: Division, Divide in spring
Skill: Easy

Botanical Name: Hypericum elodes
Common Name: Marsh St John's Wort
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 30cm - Spread: 40cm Flowering period: July to August
Propagation: Divide in spring or take cuttings in summer
Skill: Medium

Botanical Name: Iris pseudacorus
Common Name: Yellow Flag
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 20cm

Height: 1.2m - Spread: 1m Flowering period: May to July
Propagation: Divide after flowering
Skill: Easy

Botanical Name: Iris versicolor
Common Name: American Blue Flag
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 60cm - Spread: 1m Flowering period: May to June
Propagation: Divide after flowering
Skill: Easy

Botanical Name: Juncus effusus
Common Name: Rush
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 12cm

Height: 1m - Spread: 30cm Flowering period: June to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Lobelia cardinalis
Common Name: Cardinal Flower
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 90cm - Spread: 30cm Flowering period: June to August
Propagation: Divide in spring or take cuttings in summer
Skill: Easy

Botanical Name: Lysichiton americanus
Common Name: Yellow Skunk Cabbage
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 90cm - Spread: 1.2m Flowering period: April to May
Propagation: Divide in spring
Skill: Medium

Botanical Name: Lysimachia punctata
Common Name: Loosestrife
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 1m - Spread: 60cm Flowering period: June to September
Propagation: Divide in spring or autumn
Skill: Easy

Botanical Name: Lythrum salicaria
Common Name: Purple Loosestrife
Position: Full sun Hardiness: Hardy
Planting depth: Up to 8cm

Height: 2m - Spread: 60cm Flowering period: June to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Mentha aquatica
Common Name: Water Mint
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 8cm

Height: 90cm - Spread: 75cm Flowering period: July to October
Propagation: Divide in spring
Skill: Easy

Botanical Name: Menyanthes trifoliata
Common Name: Bog Bean
Position: Full sun Hardiness: Hardy
Planting depth: Up to 8cm

Height: 25cm - Spread: 1m Flowering period: May to July
Propagation: Divide in summer
Skill: Medium

Botanical Name: Mimulus ringens
Common Name: Monkey Flower
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 5cm

Height: 60cm - Spread: 30cm Flowering period: June to August
Propagation: Divide or sow seeds in spring, take cuttings in summer
Skill: Medium

Botanical Name: Myosotis palustris
Common Name: Water Forget-Me-Not
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 8cm

Height: 30cm - Spread: Huge Flowering period: May to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Myriophyllum aquaticum
Common Name: Parrot Feather
Position: Full sun Hardiness: Hardy
Planting depth: 10-15cm

Height: 10cm - Spread: 1.8m Flowering period: Insignificant
Propagation: Divide in summer
Skill: Easy

Botanical Name: Nasturtium officinale
Common Name: Parrot Feather
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 12cm

Height: 50cm - Spread: 1m Flowering period: April to October
Propagation: Divide in spring
Skill: Easy

Botanical Name: Peltandra virginica
Common Name: Arrow Arum
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 12cm

Height: 60cm - Spread: 30cm Flowering period: June
Propagation: Divide in spring
Skill: Easy

Botanical Name: Phalaris arundinacea
Common Name: Gardeners Garters
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 1m - Spread: 1.2m Flowering period: June to July
Propagation: Divide in spring and summer
Skill: Easy

Botanical Name: Pontederia cordata
Common Name: Pickerel Weed
Position: Full sun Hardiness: Hardy
Planting depth: Up to 12cm

Height: 90cm - Spread: 75cm Flowering period: August to September
Propagation: Divide in spring
Skill: Medium

Botanical Name: Ranunculus lingua
Common Name: Greater Spearwort
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 90cm - Spread: Large Flowering period: May to September
Propagation: Divide in spring
Skill: Easy

Botanical Name: Sagittaria sagittifolia
Common Name: Arrowhead
Position: Full sun Hardiness: Hardy
Planting depth: Up to 15cm

Height: 50cm - Spread: 1m Flowering period: July to August
Propagation: Divide in summer
Skill: Easy

Botanical Name: Saururus cernuus
Common Name: Lizard's Tail
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 40cm - Spread: 40cm Flowering period: June to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Scirpus lacustris
Common Name: Bulrush
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 1.2m - Spread: 60cm Flowering period: August to September
Propagation: Divide in spring
Skill: Easy

Botanical Name: Sparganium erectum
Common Name: Bur-reed
Position: Full sun, partial shade, shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 1m - Spread: 60cm Flowering period: June to August
Propagation: Divide in spring
Skill: Easy

Botanical Name: Typha latifolia
Common Name: Reedmace
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 15cm

Height: 2.5m - Spread: 1m Flowering period: July to August
Propagation: Divide in spring
Skill: Medium

Botanical Name: Veronica beccabunga
Common Name: Brooklime
Position: Full sun, partial shade
Hardiness: Hardy
Planting depth: Up to 10cm

Height: 20cm - Spread: 40cm Flowering period: May to September
Propagation: Take cuttings in summer
Skill: Medium

Botanical Name: Zantedeschia aethiopica
Common Name: Arum Lily
Position: Full sun Hardiness: Hardy (average winter)
Planting depth: Up to 15cm

Height: 90cm - Spread: 60cm Flowering period: June to October
Propagation: Divide in spring
Skill: Medium