Plant Library

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Botanical Name     Common Name        Click on the first letter of the plant name(s) or "ALL" to get all results.
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Kalmia angustifolia
Common Name: Laurel, Sheep
Low growing, small narrow blue-green leaves. Clusters of tiny pink flowers, June–July. Both drought tolerant once established and adaptable to wet soils. Native....

Kalmia angustifolia 'Royal Dwarf'
Common Name: Laurel, Sheep
Low growing, small narrow blue-green leaves. Clusters of tiny rose-pink flowers, June–July. Drought tolerant once established. Also adaptable to wet soils. Native....

Kalmia latifolia
Common Name: Laurel, Mountain
Vigorous, wide, upright, slow growing native shrub. Long, leathery, glossy dark green foliage. Large clusters of small, rounded, white to pink ­flowers open over a two week period in late May and early June. Tends to grow best at the edge of the wood...

Kalmia latifolia 'Bullseye'
Common Name: Laurel, Mountain
Deep cinnamon-purple buds open to creamy white flowers having a broad purple band on the inside, mid June. Reddish bronze new growth. Compact with glossy, slightly twisted foliage. Drought tolerant once established. Native. Mountain laurel tends to g...

Kalmia latifolia 'Carol'
Common Name: Laurel, Mountain
Red buds contrast well with near-white flowers. Compact with glossy, slightly twisted foliage. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite ...

Kalmia latifolia 'Carousel'
Common Name: Laurel, Mountain
Banded. Lavender buds open to white flowers with an intricately patterned, bright purplish cinnamon band. Purplish red stems. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protec...

Kalmia latifolia 'Freckles'
Common Name: Laurel, Mountain
Light pink buds open to white flowers with 10 prominent purplish cinnamon spots inside. Dark green foliage. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying wi...

Kalmia latifolia 'Heart's Desire'
Common Name: Laurel, Mountain
Red budded. Inside of open flower is filled with cinnamon-red except for a white center and thin white lip. New growth is blushed purplish red. Broad growing and densely branched. Flowers open over a two week period in late May and early June. Tends ...

Kalmia latifolia 'Meteor'
Common Name: Laurel, Mountain
Banded. Widely conical white flowers with sharply scalloped edges and a wide rose-pink band that nearly fills the inside of each floret. Glossy foliage. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of...

Kalmia latifolia 'Nipmuck'
Common Name: Laurel, Mountain
Intense red buds open to white then pale pink petals with deeper pink reverse. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite its natural pref...

Kalmia latifolia 'Olympic Fire'
Common Name: Laurel, Mountain
Large, deep red buds open to clear pink flowers. Good foliage color. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite its natural preferences, w...

Kalmia latifolia 'Pink Charm'
Common Name: Laurel, Mountain
Large pink flowers. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite its natural preferences, we have successfully grown it in Hopkinton for yea...

Kalmia latifolia 'Pinwheel'
Common Name: Laurel, Mountain
Pink buds open to cinnamon-maroon flowers with white center and scalloped white edges, mid June. Drought tolerant once established. Native. Full sun to shade. Mountain laurel tends to grow best at the edge of the woods and areas protected from drying...

Kalmia latifolia 'Raspberry Glow'
Common Name: Laurel, Mountain
Burgundy buds open to raspberry-pink flowers. Wide, upright growing. Dark green foliage. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite its na...

Kalmia latifolia 'Sarah'
Common Name: Laurel, Mountain
Red budded. The closest to red of any Mountain Laurel we know, both in bud and flower. Purplish red new stems. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying...

Kalmia latifolia 'Silver Dollar'
Common Name: Laurel, Mountain
Extra large white flowers, often the size of an American silver dollar, open from pale pink buds. Large, leathery dark green leaves. Wide, upright and dense growing. Selected from a seedling population in the 1950s. The original plant is still growin...

Kalmia latifolia 'Snowdrift'
Common Name: Laurel, Mountain
Compact growing. Pure white flowers. Glossy dark green foliage. Flowers open over a two week period in late May and early June. Tends to grow best at the edge of the woods and areas protected from drying winds. Despite its natural preferences, we hav...

Kalmia latifolia 'Twenty'
Common Name: Laurel, Mountain
Low and compact, forming a mature plant as wide as high. Dark pink buds open to medium pink flowers. Glossy dark green foliage. Selected in the 1960s and named for its position in our trial planting block. Flowers open over a two week period in late ...

Kalmia latifolia f. myrtifolia 'Elf'
Common Name: Laurel, Miniature Mountain
Light pink buds open to near-white flowers with a narrow ring near the base of the corolla. Glossy foliage. Leaf size, growth and ultimate appearance are reduced by 1/3 to 1/2 of the species, but flowers are nearly normal size. All are ideal for s...

Kalmia latifolia f. myrtifolia 'Little Linda'
Common Name: Laurel, Miniature Mountain
The first named miniature to be red in bud and pink when open. Rounded, glossy dark green foliage. Leaf size, growth and ultimate appearance are reduced by 1/3 to 1/2 of the species, but flowers are nearly normal size. All are ideal for smaller ga...

Kalmia latifolia f. myrtifolia 'Minuet'
Common Name: Laurel, Miniature Mountain
Light pink buds open to normal size white flowers with a broad, bright cinnamon-maroon band inside the corolla. Small, narrow glossy dark green foliage. Slower growing than others. Leaf size, growth and ultimate appearance are reduced by 1/3 to 1/2 ...

Kalmia latifolia f. myrtifolia 'Tiddlywinks'
Common Name: Laurel, Miniature Mountain
Pink buds and flowers. Dark green leaves with reddish stems. Tends to be more uniformly branched than others. Leaf size, growth and ultimate appearance are reduced by 1/3 to 1/2 of the species, but flowers are nearly normal size. All are ideal for s...

Kerria japonica 'Golden Guinea'
Common Name: Kerria, Japanese
Large golden single flowers in late April and early May often repeat in less profusion in summer. Unusual bright green stems all year add to the winter appeal. Grows best in partial shade. Slender, upright arching green branches and stems form a low...

Kerria japonica 'Pleniflora'
Common Name: Kerria, Japanese or Globe Flower, Japanese
Large, ball-like golden yellow double flowers in late April and early May. Bright green leaves and stems. Unusual bright green stems present an interesting contrast to winter snow cover. Grows best in partial shade....

Kirengeshoma koreana
Common Name: Waxbells, Yellow
Soft yellow, funnel-shaped flowers with slightly recurved petals, July–September. Maple-like foliage with purple stems. Spacing: 2 ft....

Kirengeshoma palmata
Common Name: Waxbells, Yellow
Waxy yellow 1-1/2" bell-shaped flowers, September. Forms herbaceous bush with maple-like foliage. Prefers moist acidic soils in the shade. Likes leaf mold. Spacing: 24"....

Koelreuteria paniculata
Common Name: Golden Rain Tree
Wide, upright growing, awkward when young with thick stems and coarse branching. Matures into a rounded tree with picturesque upward spreading branches. Large panicles of yellow flowers in July or later. Decorative papery fruit capsules in early fall...

Koelreuteria paniculata 'Fastigiata'
Common Name: Golden Rain Tree
Very narrow and upright, perhaps 3 ft. wide at 10 years and 6 ft. wide at maturity. Slow growing. Panicles of yellow flowers in July or later. Decorative papery fruit capsules in October. Compound, tropical looking leaves emerge purplish red in sprin...

Kolkwitzia amabilis
Common Name: Beautybush
Masses of bell-shaped pink flowers in June. Yellow to red autumn foliage. Older stems develop exfoliating bark. Tolerates dry conditions....

Kolkwitzia amabilis Dreamcatcher™
Common Name: Beautybush
Synonym: 'Maradco'
New growth is coppery gold in spring, turns chartreuse in summer. Pink flowers in spring. Autumn foliage deep orange and gold. Best color in part shade. Tolerates dry conditions. Older stems develop exfoliating bark....

Kolkwitzia amabilis 'Pink Cloud'
Common Name: Beautybush
Masses of open bell-shaped clear, strong pink flowers with yellow throats, June. More floriferous than the species with slightly larger blooms. Flowers are followed by capsule-like fruits that usually persist on the plants. Upright and vase-shaped wi...