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PHS Headquarters Plant List: Summer 2019

Ever wonder what is planted in front of PHS? This subject guide will provide information on the plants currently planted in and around PHS. PHS Project Manager Sam Keitch designs and plant these attractive displays.

Agastache ‘Apricot Sunrise’

Easily grown in average, medium moisture, well-drained soils in full sun to part shade. Best in full sun. Good soil drainage is essential. Plants will perform poorly and may not survive winter in hard clay soils that retain moisture. Plants tolerate heat and some dry soils once established.

Click here for more information on growing Agastache 'Apricot Sunrise'.

Agastache ‘Morello’

Amazingly huge, dense inflorescences of deep burgundy rose that bloom from spring through fall. Showy, dark foliage in cool temperatures extend the beauty. 'Morello' has a strongly upright habit that forms multiple crowns quickly. Good mildew tolerance. Loved by bees and hummingbirds.

 

Click here for more information about growing Agastache 'Morello'.

Agastache rupestris

Agastache rupestris features sweetly fragrant, tubular salmon-orange flowers with purplish calyxes all summer.  Eye-popping, it provides an outstanding garden performance and adds color as well as lovely spiky texture to the garden.

Click here for more information on growing Agastache rupestris.

Alcea ‘Blacknight’

The hollyhock, Alcea, is a classic English cottage garden plant, forming tall erect racemes of large, fully open blooms from summer to early autumn. Plants are typically perennial, but they’re often grown as biennials due to their susceptibility to the fungal disease rust, which can disfigure leaves. 

Click here for more information on growing Alcea 'Blacknight'.

Brugmansia ‘Charles Grimaldi’

This pass-along angel trumpet hybrid still rates near the top of the list of great angel trumpets. Brugmansia 'Charles Grimaldi' is a vigorous deer-resistant grower reaching 8' tall by the end of each growing season. Starting in late summer and continuing into the fall, the plant is laden with up to 100 huge, 12" long, golden-orange pendent flowers.

Click here for more information on Brugmansia 'Charles Grimaldi'.

Bulbine ‘Hallmark’

Bulbine frutescens ‘Hallmark’ is commonly called Orange Stalked Bulbine. It is a succulent groundcover that has narrow fleshy bright green foot long leaves. They form an open rosette of leaves growing to 18 inches and spreading to create 2 to 3 foot wide clumps. Orange Stalked Bulbine produces orange flowers with frilly yellow stamens on long stalks that rise above the foliage.

Click here for more information on Bulbine 'Hallmark'.

Carex ‘Red Rooster’

Add a reddish cast to the copper-bronze foliage of Carex buchananii and you’ve got ‘Red Rooster’. With long, fine-textured leaves it forms an impressive upright tuft. In the landscape, create a stylish display by weaving sweeps of ‘Red Rooster’ among green sedges along pebble pathways.

 

  Click here for more information on Carex 'Red Rooster.

Clematis ‘Bluebird’

Bluebird is a slender, deciduous, perennial climber with mid-green, ternate leaves and open, violet-blue, semi-double flowers in spring and early summer, followed by attractive seed-heads.

Click here for more information on Clematis 'Bluebird'.

 

Cotinus ‘Golden Spirit’

Easily grown in average, medium moisture, well-drained soils in full sun. Tolerates a wide range of soils except wet, poorly-drained ones. Prefers somewhat infertile loams, but performs well in poor, rocky soils. Sharp drainage is essential. Plants have shallow fibrous root systems. If bloom is desired, prune very lightly in early spring only as needed.

Click here for more information on growing Cotinus "Golden Spirit'.

Cotinus ‘Royal Purple’

Dramatic, long-lasting, pinkish purple, smoke-like airy seed clusters backed by reddish purple foliage create a prized small tree or large accent shrub. Foliage holds its color all summer, then turns scarlet red in autumn. Deciduous.

 

Click here for more information on Cotinus 'Royal Purple'.

 

 

Dahlia ‘Grande Emilio’

Full, well-branched habits and fully double flowers held neatly above foliage.  More vigorous, smaller & more suited for containers.

 

Click here for more information on growing Dahlia 'Grande Emilio'.

Dahlia ‘Grande Tequila’

Beautiful large orange flowers blooms non-stop from planting to frost. Ideal for planting in planters or in the garden. Best when planted in full sun.

 

Click here for more information on Dahlia 'Grande Tequila'.

Daucus carrota ‘Purple Kisses’

Daucus carota 'Purple Kisses' is a large flowered chocolate coloured Queen Anne’s Lace that has been an absolute hit from day one. The lacy flowers appear in shades of old rose-pink, through burgundy to chocolate. Up to a thousand tiny flowers are produced in delicate, lacy, flat-topped, two- to four-inch clusters.

 

Click here for more information on Daucus carota 'Purple Kisses'.

Echinacea ‘Rainbow Marcella’

Echinacea, a North American genus in the Daisy family, has big, bright flowers that appear from late June until frost. Coneflowers thrive in average soils or hot, dry conditions and shrug off cold. Blooms last well, cut or dried, and the seeds in the large cone at the heart of the flower head provide nourishment for birds. Coneflowers are equally at home in formal borders or cottage gardens. Deer resistant.

 

Click here for more information on Echinacea 'Rainbow Marcella'.

Echinacea pallida

Echinacea pallida, the pale purple coneflower, is a species of herbaceous perennial plant in the family Asteraceae. It is sometimes grown in gardens and used for medicinal purposes. Its native range is the central region of the United States, in the Mississippi Valley, the southeastern Great Plains, and the region south of Lake Michigan.

 

Click here for more information on  Echinacea pallida.

 

Echinacea tennesseensis ‘Rocky Top’

Echinacea tennesseensis, also known as the Tennessee coneflower or Tennessee purple coneflower, is a flowering plant in the sunflower family, endemic to the cedar glades of the central portion of the U.S. state of Tennessee.

 

Click here for more information on Echinacea tennesseensis ‘Rocky Top’.

Tulbghia violacea ‘Variegata’

Lobelia tupa is a species of Lobelia native to central Chile from Valparaíso south to Los Lagos regions. It is an evergreen perennial plant growing to 4 m tall. The foliage grey-green, with elliptical leaves 10–15 cm long. The flowers are red, tubular and 2-lipped and are produced in a sympodium pattern. It thrives in dry soils.

 

Click here for more information on Lobelia tupa.

 

Lychnis ‘Petite Jenny’

Dwarf form of the popular, double-flowered selection L. ‘Jenny’. The old-fashioned Ragged Robin is a late spring bloomer for a sunny area. Upright branching stems hold a long succession of double, soft lavender-pink flowers, early summer through autumn. A lovely pastel shade for the front of the border.

 

Click here for more information on Lychnis 'Petite Jenny'.

 

Lysimmachia ‘Beaujolais’

Easily grown in moist, humusy, well-drained soils in full sun to part shade. Plants will spread in optimum growing conditions, but are not as aggressive as some of the other lysimachias. May be grown from seed.

 

Click here for more information on Lysimmachia 'Beaujolais'.

Pelargonium sidoides

The South African geranium (Pelargonium sidoides), also known as the black geranium or Cape pelargonium, is an herb long used in South African traditional medicine. The root of the plant is typically distilled into an extract and used in cough and cold remedies to alleviate symptoms and reduce the duration of illness.

Click here for more information on growing Pelargonium sidoides.

Phormium ‘Pink Stripe’

Olive-gray leaves are lined with bright pink stripes. Use as an accent, specimen, container plant or backdrop to add unique color and texture to the landscape. Foliage great for cut arrangements. Evergreen.

 

Click here for more information on Phormium 'Pink Stripe'.

 

 

Physocarpus ‘Summer Wine’

Summer Wine combines the fine texture and compact branching of Physocarpus Nana with the dark foliage of Physocarpus Diabolo. Season long purple foliage is covered with soft pink flowers in late summer.

 

Click here for more information on Physocarpus 'Summer Wine'.

Scabiosa ‘Blacknight’

Scabiosa atropurpurea ‘Black Knight’ has fully double, pin cushion flower heads which are as near to black as can be. They make good cut flowers and will no doubt cause interest because of their haunting colour. Scabiosa atropurpurea ‘Black Knight’ is an excellent filler for the mixed border, flowering in summer.

 

Click here for more information on Scabiosa 'Blacknight'.

Tulbghia violacea ‘Variegata’

Dainty heads of lilac-pink flowers on stalks rise above blue-gray foliage with thin white margins. New foliage has a pink tinge in early spring. Brushing against plants releases a garlic-like aroma. Adds wonderful texture and color to borders, and requires little care once established. Evergreen.

 

Click here for more information on Tulbghia violacea ‘Variegata’.