2014 Spring Flower Fair

Ornamental Grasses and Bamboos

Acorus calamus ‘Variegatus’ (Sweetflag) – Ideal for wet site locations or submerged in water, the Iris-like foliage has spectacular variegation of light green and creamy - white. Mature height 24 - 30".

Acorus gramineus ‘Ogon’ (Yellow Sweetflag) – Evergreen grass-like chartreuse foliage, 12-14” in height.  The plants can actually sit in the water or they can be grown in average to dry garden soil!  Best grown in light shade but are tolerant of full sun.

  • Featured in the Asian Hillside garden (by the stream) adjacent to the office.

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Acorus gramineus ‘Variegatus’ (Variegated Sweetflag) – Similar to the above, but the foliage has white stripes along the foliage.   

Acorus gramineus pusillus minimus ‘Aureus’ (Dwarf Golden Sweetflag) – It is interesting how a plant with such a nice long botanical name can only grow to 4” in height!  The chartreuse foliage is a nice compliment to blue or purple flowers.  A very tough plant, growing well in moist soils (it can actually be submerged in water) or in dry. Looks great inbetween stepping stones, as noted in the picture below  

Acorus minimus aureus Acorus gramineus 'Aurea Minima'

Arundo donax (Giant Reed Grass) – If you are searching for a 12’ tall screening plant for full sun in wet or dry conditions, this is your plant!  Slowly spreading, it resembles giant corn and is used for making reeds in wind instruments.

Arundo donax ‘Golden Chain’ (Giant Reed Grass) – A very showy giant reed that has yellow and green striped leaves.  The color holds up very well during the hotter part of the summer and it out performs other variegated forms.

Calamagrostis x acutiflora ‘Karl Foerster’ (Feather Reed Grass) – A very vertical plant, growing to 5’ in height.  The flowers appear in June, and are initially pink and ‘fluffy’, becoming narrow and tan by August.  Remains ornamental until January.  Full sun, moist to dry soils.

  • Featured at the Otken Memorial Garden at Rutgers Gardens.

     

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Calamagrostis x acutiflora ‘Avalanche’ (Feather Reed Grass) – Similar in habit to Karl Foerster, but there is a defined white stripe down the center of the leaf.  It is happy in both sun or shade. 

Calamagrostis x acutiflora ‘El Dorado’ (Feather Reed Grass) – Similar to the above, but the foliage is variegated with bold yellow strips down the center of the leaves.  The plant grows to 4’ and should be planted in full sun for best golden color.

Calamagrostis brachytricha (Korean Feather Reed Grass) – Growing to 3’, it is one of the tallest grasses that is shade tolerant.  Attractive and airy pink inflorescences appear in September.  Full sun to shade, with soils that are moist to well drained.

  • Featured in the Mixed Borders in the DBL Garden at Rutgers Gardens

Carex 'Indian Summer' (Prairie Fire Sedge) – Beautiful, contrasting foliage colors of olive-green and orange-brown. Great for containers and landscapes. Mature height of 18 - 24" and best grown in full sun to light shade in well-drained soils.  Hardy to zone 6.

Carex elata ‘Aurea’ (Bowles Golden) – Bright golden foliage to 2’ makes this a plant suitable for the garden or containers.  It is wet site tolerant, although it will grow very happily in drier soils in the shade.

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Carex muskingumensis ‘Oehme’ (Oehme Palm Sedge) – A sport found growing in the garden of the legendary landscape architect Wolfgang Oehme, this sedge features yellow stripes on narrow green leaves that radiate around the top of the stem like a palm.  Growing to a height of 12”, it performs well is moist soils in the shade, although it is drought tolerant.

  • Featured along the mill pond at the entrance to Rutgers Gardens.

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Carex oshimensis ‘Evergold’ – Do you need a golden variegated grass to warm up a spot in your garden?  Evergold grows to 8” tall, but produces leaf blades that are up to 18” in length.  It looks great used in a container where the leaves can tumble down over the side of the pot!  Good in sun or light shade in soils that do not remain water logged for long periods.

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Carex plantaginea (Seersucker Sedge) - Wide green leaves that are puckered like a Christmas Ribbon. It tolerates moist locations and adds witner interest because this Carex is semi-evergreen.

Carex plantagineaCarex plantaginea (with frost)

Carex siderosticha ‘Variegata’ (Creeping Broad Leaf Sedge) – Similar to the above, but the leaf center is dark green, edged in white.

  • Featured in the Art Rudolph Memorial Sun and Shade Garden at Rutgers Gardens.
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Carex testacea (Orange New Zealand Sedge) – Narrow green and copper foliage with orange highlights in the fall.  A great addition to sun or lightly shaded garden.

  • Featured in the Otken Memorial Garden at Rutgers Gardens

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Fargesia robusta ‘Green Screen’ (Umbrella Bamboo) – Similar to the above, but growing slightly taller to 15-20’ and it is tolerant of sun.  Hardy to zone 6/7.

Fargesia rufa ‘Green Panda’ (Umbrella Bamboo) Also able to withstand more sunlight but is shade tolerant; it matures to 8’ in height.  Zone 6 hardy.

  • Featured in the Asian Hillside Garden adjacent to the office at Rutgers Gardens.

Fargesia 'Green Panda'

Festuca glauca ‘Elijah Blue’ (Blue Fescue) – For those in need of an easy to grow, blue foliaged grass.  Best grown in full sun or light shade in soils that do not dry out.

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Hakonechloa macra (Mt. Hakone Grass) – A very attractive grass, growing to 18-24” in height.  Resembles a small water fountain when mature!  Very shade tolerant and drought tolerant, but can be grown in the sun if the soils are well amended with organic matter.  In mass it makes a great groundcover.

  • Featured at the Otken Memorial Garden at Rutgers Gardens.

Hakonechloa macra ‘All Gold’ – It grows slightly smaller in height than the species with entirely golden foliage.  Great for brightening up that shady spot.

  • Featured in the Art Rudolph Memorial Sun and Shade Garden at Rutgers Gardens.

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Hakonechloa macra ‘Albo-striata’ – Similar to the above, but the foliage has a slender white margin and it can reach 30” tall.

  • Featured in the Monocot Garden at Rutgers Gardens. 

Hakonechloa macra ‘Aureola’ –Yellow leaves marked with thin green variegation throughout.  Very effective for the shady garden!  Only grows to 18-24” in height.  The Perennial Plant of the Year for 2009.

  • Featured in the Art Rudolph Memorial Sun and Shade Garden and in front of the Gift Shop at Rutgers Gardens.

Helictotrichon sempervirens 'Sapphire' (Blue Oat Grass) - This clump forming grass has powder blue foliage to 24" with attractive inflorescences (flowers) that are held above the folaige. It is clump forming and prefers a well drained site in light shade.

Helictotrichon sempervirens 'Sapphire'

Indocalmus tessellates – Growing to 7’ tall, this plant is famous for the very large foliage; leaves can reach 4” wide and 2’ long!  The leaves are used for mats and for wrapping food.  It is ideal for a tropical or coarse appearance.  Best planted in light shade and in areas not getting below –5 degrees F.

  • Featured behind the gazebo in the Art Rudolph Memorial Sun and Shade Garden at Rutgers Gardens.

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Leymus arenarius ‘Blue Dune’ (Blue Dune Grass) – If you have poor dry soils in sun, which resist the growth of any plant, here is your plant!  Blue Dune Grass has great metallic blue foliage to 24”, and will spread to form an effective groundcover.  Extremely hardy (zone 4).  The sandier the soil, the more aggressive the plant becomes.

  • Featured in the Monocot Garden at Rutgers Gardens.

Miscanthus purpurascens

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Miscanthus sinensis ‘Cabaret’ (Japanese Silver Grass) – Wide green and white-stripped leaves make this 8’ tall plant a knockout!  Cooper colored inflorescences appear in September.  Full sun exposure is best with average draining and fertility soils.

Miscanthus 'Cabaret'

Miscanthus sinensis ‘Gracillimus’ (Japanese Silver Grass) – A grass with very neat and slender, growing to 6’ tall.  The red flowers are produced in late September and are very effective through January.  This is one of the best forms of this Genus.

  • Featured in the Chroma Garden bordering the DBL in Rutgers Gardens.

Miscanthus sinensis 'Huron Blush'

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Miscanthus sinensis ‘Little Kitten’ (Japanese Silver Grass) – Only growing to 2’ tall, the silver inflorescences appear in August above delicate green foliage. 

Miscanthus sinensis ‘Super Stripe’ (Japanese Silver Grass) – This new Porcupine Grass has broader horizontal bands of gold than previous forms, making it much more ornamental in the garden.  The inflorescences are held several feet above the foliage in late summer into winter.  Truly an impressive new introduction!

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Molinia caerulea ‘Skyracer – Although the foliage only reaches 24” tall, the flowers are atop 6’ stems that give this grass a very dramatic and airy appearance.  Plants can be used very effectively as a transparent screen, since you can see through the flower stems.  Full sun and average soil moisture are best. Nice golden fall color.
            *Featured in the Monocot Garden at Rutgers Gardens

plant Molinia 'Skyracer'

Nassella tenuissima (Mexican Feather Grass) – A very fine textured plant that makes a great addition to containers and flower beds.  Flower heads appear in June and foliage can reach to 2’ tall.  Full sun, well drained soils.  Typically listed as a zone 7 plant, it has overwintered in Sussex County NJ!

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Panicum virgatum ‘Dallas Blue’ (Dallas Blue Switch Grass) – Native!  Broad blue foliage reaching six foot in height makes this a great addition to the perennial or mixed border.  The reddish inflorescences appear in September and are over 1 foot in length with a very attractive.  In late October, the foliage and inflorescence develop a stunning light orange fall color.  Grows best in full backing sun and well-drained soils that are low in fertility.

  • Featured in the garden in front of Holly House at Rutgers Gardens.

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Pennisetum orientale ‘Karley Rose’ (Fountain Grass) – Rose pink flowers appear all summer long over green foliage.  With flowers reaching heights of 3’ tall, this plant needs full baking sun and well-drained soils to flourish.  Drought tolerant.

  • Featured along the fence in the Otken Tribute Garden at Rutgers Gardens.

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Phalaris ‘Feecey’s Form’ (Ribbon Grass) – A cool season grass that emerges early in spring.  The foliage is very attractively striped with white green and pink venation at first, slowly changing to all white and pink.   Great for full sun or part shade, wet site tolerant. 

Phalaris ‘Strawberries and Cream’ (Ribbon Grass) – Similar to the above.

Phyllostachys aureosulcata (Yellow Grove Bamboo) – An arborescent bamboo, meaning that it is tree-like, ultimately growing to 25’ tall.  The stems are green and the sulcus (grooves in the stem) is yellow.  An easy to grow bamboo, which will need containment in a confined area.

Phyllostachys aureosulcata ‘Aureocaulis’ (Yellow Stem Bamboo) – An arborescent bamboo, meaning that it is tree-like, ultimately growing to 25’ tall.  This plant is unusual because the culms (the stems) are yellow in color, with occasional green stripes!  Since it is a strong running bamboo, it will need containment with a barrier (we will have heavy gauge plastic barriers for sale) or simply a large area to run!

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Phyllostachys aureosulcata ‘Spectabilis’ (Yellow Stem Bamboo) – Similar to the above, but the stems are yellow and the grooves in the stems are green!  Has proven to remain totally evergreen at the Rutgers Gardens.

  • Featured in the Monocot Garden at Rutgers Gardens

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Phyllostachys nigra (Black Bamboo) – Also, an arborescent bamboo, the distinctive element of this plant is the rich black culms that develop the second year!  Again, it is a running bamboo, and will need some form of confinement.

  • Featured in the Monocot Garden at Rutgers Gardens

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Phyllostachys nuda – The bamboo that forms the groove at the Rutgers Gardens!  Hardy to –20 degrees F., the green culms are at their most attractive in spring, when mahogany brown leaf sheaths with darker swirls cover the new shoots.  

  • Featured in the Bamboo Groove at Rutgers Gardens

Pleioblastus fortunei (Dwarf Whitestripe Bamboo) – A very attractive low growing bamboo, typically reaching 30” in height.  Foliage has ornamental white stripes that permit it to brighten a shady location.  Best grown in light shade, but is tolerant of full sun.  This plant can be sheared into a low hedge if the roots are contained by a barrier.  This is a spreading bamboo.  Hardy to -5 F.

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Sasa veitchii (Veitch’s Bamboo) – Large green leaves, to 6” in length develop thin tan margins with the onset of cooler weather in the fall, giving the plant the appearance of being variegated all winter.  Mature height of 4’, hardy to 0 degrees F (zone 7).

Sasaella masamuneana ‘Albostriata’ – Creamy white variegation on the leaves allows this plant to brighten shady locations.  Plants grow to 3-4’ in height and are hardy to 0 degrees F.

Tropical Ornamental Grasses

Pennisetum setaceum ‘Rubrum’ (Red Fountain Grass) – Producing red flowers all summer, the 3’ tall reddish/purple foliage provides a striking accent or background for containers, annual beds and the mixed border.

Pennisetum setaceum ‘Fireworks’ (Red Fountain Grass) – Similar to the above, but the foliage is streaked with white and pink variegation – very striking!

Pennisetum 'Fireworks'