Tropical Marginal Plants

Canna glauca

  • Hardiness: Zones 7-11
  • Height: 4 to 6
  • Flower: N/A
  • Foliage: N/A
  • Comments: Can be grown in up to 6 inches of water during the summer; gradually introduce to aquatic life; full sun in 5 gallon pot; rich soil; remove from water garden in fall and store rhizomes indoors
  • Cultivars/Species: Ra (yellow); Taney (burnt orange; white edged leaves); Endeavor (red, purple brown edged leaves); Erebus (salmon pink)

Canna Bengal Tiger

  • Hardiness: Zones 7-11
  • Height: 4 to 6 feet
  • Flower: N/A
  • Foliage: N/A
  • Comments: Can be grown in up to 6 inches of water during the summer; gradually introduce to aquatic life; full sun in 5 gallon pot; rich soil; remove from water garden in fall and store rhizomes indoors
  • Cultivars/Species: Bengal Tiger (orange flowers; yellow striped leaves)

Thalia dealbata

  • Hardiness: Zones 5-11
  • Height: 6 feet
  • Flower: Small violet flowers on 8 inch panicle carried high above the foliage
  • Foliage: Thick ovate to lancelolate blue green leaves dusted with white powder; edged in purple
  • Comments: Plant in 12 to 18 inches of water over the crown; plant in 5 to 20 gallon tubs
  • Grow in full sun to part shade
  • Cultivars/Species: N/A

Dwarf papyrus (Cyperus isocladus)

  • Hardiness: Zone 9; normally grown as a container plant
  • Height: 12 to 36 inches
  • Flower: Flat, leaf like bract produce at top of stem; rays radiate stiffly from the center
  • Foliage: Leafless stem topped with spiral of dark green pendulous leaves and greenish brown flower spikelets
  • Comments: Light to partial shade; can be used in water gardens or as a houseplant; keep moist or grow in
  • standing water; spreads by rhizomes but is easy to manage
  • Cultivars/Species: N/A

Giant papyrus or Egyptian paper reed (Cyperus papyrus)

  • Hardiness: Zones 9-10; normally grown as a container plant
  • Height: 10 to 15 feet
  • Flower: Large, onion like 1 foot inflerences in summer; long bracts form arching sprays
  • Foliage: Produces strong leafless stem
  • Comments: Sun to partial shade; can be used in water gardens or as a houseplant; keep moist or grow in
  • standing water; spreads by rhizomes; plant in 20 gallon pot
  • Cultivars/Species: N/A

Umbrella palm (Cyperus alternifolius )

  • Hardiness: Zones 7-11; normally grown as a container plant
  • Height: 18 to 36 inches
  • Flower: Flat, leaf like bract produced at top of stem
  • Foliage: Leafless stem toped with spiral of dark green leaves
  • Comments: Sun or light shade; can be used in water gardens or as a houseplant (container on tray of water);
  • keep moist or grow in standing water; prefers fertile soil; sun and wind can brown the bracts; plant in 2 to 5 gallon pot; grow with 1 to 6 inches of water covering the crown
  • Cultivars/Species: Variegatus (white striped leaves, bracts, and stems); Gracilis ( compact; 18”); Nana (dwarf)