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Tour: Kelly's Garden

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Gray Green Perennial Color
Catmint
Moonshine Yarrow, Milfoil, Sneezewo
Azure or Russian Sage
Lavender Cotton
Powis Castle Artemisia
Crape Myrtle
Indian Summer Gloriosa Daisy
Whirling Butterflies White Gaura
Chinese Wisteria
Border or Garden Penstemon
Catmint

Common name:Catmint
Botanical name:Nepeta X faassenii

Nepeta faassenii makes soft, grey-green, undulating mounds to 1' tall in bloom, spreading 3'-4' wide. The small leaves are attractive to cats. This perennial has lavender blue flowers in summer. Catmint can be planted in sun or shade and needs medium amount of water. Prune spent flowers to encourage more blooms.

Moonshine Yarrow, Milfoil, Sneezewo

Common name:Moonshine Yarrow, Milfoil, Sneezewo
Botanical name:Achillea 'Moonshine'

Long, straight stems with pale yellow flowers are striking on the mats of green to grey-green leaves of this plant, which are flatter and less divided than those of the Achillea millefolium. This Yarrow propagates easily from rooted cuttings or divisions which should be performed in the early spring or fall. Following bloom, one should dead head the plant and divide the clumps when it appears crowded. Introduced by Alan Bloom in the 1950's.

Azure or Russian Sage

Common name:Azure or Russian Sage
Botanical name:Perovskia X atriplicifolia

This broad perennial will grow 3'-6' tall and has small, grey-green leaves with blue-violet flowers that bloom in the summer. Foliage is aromatic if brushed against it.

Lavender Cotton

Common name:Lavender Cotton
Botanical name:Santolina chamaecyparissus

This ground cover/small shrub will grow to 3' tall and has small, grayish/silver leaves with yellow flowers that bloom in the summer.

Powis Castle Artemisia

Common name:Powis Castle Artemisia
Botanical name:Artemisia 'Powis Castle'

This mounding shrub reaches 3 ft. high and up to 5ft. wide with fine silver foliage. - Cornflower Farms

Crape Myrtle

Common name:Crape Myrtle
Botanical name:Lagerstroemia indica

The new leaves of this species are 2" long, bright gren, and tinged with bronze. Its fall color is affected by the weather. While it has a bare outline, its rounded seed capsules add interest. Its delicate flowers bloom in 6-12" long clusters. The colors of its flowers are shades of red, rose, pink, purple, and white. It thrives on heat, and new cultivars have been created that resist mildew.

Indian Summer Gloriosa Daisy

Common name:Indian Summer Gloriosa Daisy
Botanical name:Rudbeckia hirta 'Indian Summer'

This biennial will grow 3-4' tall and 1 1/2' wide. It has dark green leaves with yellow/gold flowers that bloom in summer and fall.

Whirling Butterflies White Gaura

Common name:Whirling Butterflies White Gaura
Botanical name:Gaura lindheimeri 'Whirling Butterflies'

White Gaura is a profusely flowering perenial for all zones that grows 2-4ft. high. It has pink buds that open to showy white flowers in spring and summer. It needs full sun and is drought tolerant. -Cornflower Farms

Chinese Wisteria

Common name:Chinese Wisteria
Botanical name:Wisteria sinensis

While the sinensis is similar to the floribunda, it bears more rounded, full clusters of strongly fragrant flowers which open more or less all at once. There are usually 13-15 leaflets per leaf, and they require full sun and average to little watering. It comes in many colors in the blues, whites and purples.-Monterey Bay Nursery

Border or Garden Penstemon

Common name:Border or Garden Penstemon
Botanical name:Penstemon hybrids selection

This perennial plant will reach 3' high and has medium-sized, glossy dark green leaves with red, pink, lavender or purple flowers that bloom in summer and fall. It needs a bit extra water in the summer and no water in the winter. Hummingbirds love the flowers. This plant is great for cut flowers and color borders.

Designer: Terri Nichols

Gray Green Perennial Color
Image: 0 of 15

Photographer: GardenSoft

Soils and Compost:

Physical weed control, including mulching, or hand removal protects the watershed from harmful chemicals.

Integrated Pest Management:

Remove irrigation water and fertilizer from areas where you don't want weeds to grow.