Category Archives: Horticulture Reports

Filling in the Spaces

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The small spaces between rocks, and stone pathways are tough area to grow anything except weeds, but here are a few plants that thrive between the cracks and crevices.

Thymus serpyllumCreeping Thyme  (Thymus serpyllum):  Excellent for pathways,  grows flat and tolerates foot traffic.  Likes well-drained soil.  Soft fuzzy Appearance. Herbaceous Perennial, Fragrant, Pink flower, Sun/Part Shade, Deer Proof, Attracts Bees. USDA Hardiness Zones  4 to 9.

 

Wooly thymeWooly Thyme (Thymus pseudolanuginosus): Durable plant perfect for filling in between stepping stones, or rock gardens. Soft foliage creates a low, lush mat with pink flowers.  Herbaceous Perennial, Attracts Butterflies & Bees,  Sun/Part Shade,  Drought Tolerant/ Water Wise Groundcover, Deer Proof.  USDA Hardiness Zones  5 to 8.

Blue Star Creeper.jpgBlue Star Creeper (Isotoma fluviatilis):  A wonderful creeping perennial for filling in. Use between stepping stones, under shrubs, in rockery, around ponds.  Tiny green leaves form a dense, low mat ½ inches high.  Produces tiny light blue star-shaped flowers which cover the plant late spring into fall.  Perennial, Evergreen, Full Sun/Part Shade,  Tolerates Foot Traffic, Like Moisture, Deer Proof.  USDA Hardiness Zones 5 to 9.

Dappled Japanese Willow

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Plant Name: Salix Integra ‘Hakuro Nishiki’Salix integra Hakuro nishiki
Common Name: Dappled Japanese Willow
Plant type:  Deciduous shrub
Height:  4-6 ft
Spread:  5-7 ft
Bloom Time:   March- April
Flower Color:   Yellow with small catkins (insignificant)
Exposure: Full Sun (with afternoon shade) – Part Shade
Soil Requirements:  Fertile well-drained
Water Needs: Medium to Wet
Attributes:   Colorful Variegated Leaves which are pink in the spring, then mature to variegated shades of pink, creamy white & green, Fall Color of yellow leaves

Uses: Hedge, Shrub Borders,  Stream or Pond Edges, Rain Garden, Wet areas, Erosion control, Winter Interest with gray/green bark
Note:  Tolerates Black Walnut, Tolerates wet areas
Native to: China, Japan, Korea & southeastern Siberia
USDA Hardiness Zone: 4-9

Horticulture Report: Allium Moly

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Plant Name: Allium Moly (Yellow ornamental onion)

Allium Molly (2)

Allium Moly: ‘Jeannine’

Common Name: Lilly Leek or Golden Garlic
Plant type: Perennial bulb
Height:  18 inches
Spread:   6-9 inches
Bloom Time:   May – June
Flower Color:  Golden Yellow  2-3 inches
Exposure: Morning Sun, Afternoon Shade
Soil Requirements: Average well-drained soil
Water Needs: Medium
Attributes: Showy Flowers, Attracts Butterflies, Fragrant Leaf
Note:  Tolerates Black Walnut, Deer & Rabbit Resistant
Uses: Naturalize, Mixed flower beds, Borders, Cut Flowers
Native to: Southern and Southeastern Europe (Mediterranean)
USDA Hardiness Zone: 3-8

Horticulture Report: Nigella damascena

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Nigella (5)Plant Name: Nigella damascena
Common Name: Love-in-a- Mist
Plant type: Annual Flower
Height: 1.5-2.5 ft
Spread:   1-1.5 ft
Bloom Time:  May-August
Flower Color:  Blue with cultivars available in White, Purple, Pink, Rose
Exposure: Full Sun
Soil Requirements: Average well-drained soil
Water Needs: Medium, but constant water
Attributes: Showy Flowers, Attractive egg-shaped Seed Pods, Self-seeds, Lacy Leaves,
Note: Flowers best in cooler locations, Flowers may decline in hot temperatures
Uses: Cut Flower Garden, Containers, Mixed Beds, Borders, Cottage Garden, Pollinator Garden
Native to: Southern Europe, northern Africa
USDA Hardiness Zone: 2-11

Horticulture Report: Ginkgo biloba ‘Marieken’

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Plant Name: Ginkgo biloba -‘Marieken’ginkgo-biloba-mariken.jpg
Common Name: Maidenhair Tree – Dwarf
Plant type: Deciduous Conifer
Height: 2-3 feet
Spread:   2-6 feet
Foliage: Green
Golden Yellow in the Fall)
Bloom: April
Flowers:  Insignificant
Exposure:  Full Sun -Part Shade
Soil Requirements: Prefers average well-drained soil but tolerates clay
Water Needs: Medium, even moisture needed
Attributes:   Scalloped Leaves, Fall Color, Dwarf Tree,
Low-Spreading, Male Tree(fruitless), Cascading
Note: Tolerates Deer, Clay Soil, Air Pollution, Saline Conditions & Heat
Uses: Container Plant, Patio Plant, Small garden areas, Bonsai, Rock Garden
Native to: Cultivar originated as witch’s broom found in 1995 by Piet Vergeldt in Kronenburger Park, Nijmegen, The Netherlands.
USDA Hardiness Zone: 3a-10b

Available at Portland Nursery, Portland Oregon

Crepe Myrtle

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Plant Name: Lagerstroemialagerstroemia_dynamite
Common Name: Crepe Myrtle
Plant type: Deciduous Ornamental Tree
Height: Large trees 20 ft & up,Small trees 10 -20 ft,
Shrubs 5-10 ft, Dwarf shrubs 2-3 ft
Bloom Time:  Late Summer  
Flower Color: White, Pink, Red, Purple
Exposure:  Full Sun (afternoon shade in hot summer areas)
Soil Requirements: Well Drained Acidic Soil
Water Needs: Moist
Attributes:  Very Showy Flowers, Fall Leaf Color
Note: Blooms on new growth. Prune late winter or early spring before leaves form. Lightly fertilize with balanced fertilizer 10-10-10 in the spring, do not over fertilize.
Uses: Accent Tree, Ornamental, Shrubs & small trees in perennial beds, small shrubs as border planting
Native to: China
USDA Hardiness Zone: 7-9