Life Span
Perennial
Annual
Type
Herb
Perennial
Origin
Southern Europe, Mediterranean, Southern Asia
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Canada, Mexico
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Shrub
Number of Varieties
10070
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Sunny Edge
USDA Hardiness Zone
-99993-9
0
99
👆🏻
AHS Heat Zone
12*1
8-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Arching/Fountain-shaped
Upright/Erect
Plant Size
Minimum Height
6.56 cm60.00 cm
0
3900
👆🏻
Minimum Width
10.50 cm45.70 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Blue, Pink, Lavender
White, Purple, Pink, Rose, Violet
Flower Color Modifier
Bicolor
-
Fruit Color
-
Red, Green, Light Green
Leaf Color in Spring
Green, Olive, Gray Green, Dark Green
Green
Leaf Color in Summer
Green, Olive, Gray Green, Dark Green
Green
Leaf Color in Fall
Green, Olive, Gray Green, Dark Green
Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Oblovate
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Spring, Late Spring, Early Summer, Summer, Late Summer
Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting
Root Division
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
-
Requires regular watering
In Summer
Average Water
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Flies
Hummingbirds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
-
-
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
Flowers
Other Uses
-
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Edging, Edible, Groundcover, Hanging Basket, Herb / Vegetable, Mixed Border, Rock Garden / Wall
Cutflower, Mixed Border, Wildflower
Botanical Name
THYMUS 'Hartington Silver'
PHYSOSTEGIA
Common Name
Silver Thyme, Thyme
Physostegia
In Hindi
Hydrangea
Physostegia
In German
Hortensie
Physostegia
In French
Hortensia
Physostegia
In Spanish
Hortensia
Physostegia
In Greek
υδραγεία
Physostegia
In Portuguese
Hortênsia
Physostegia
In Polish
Hortensja
Physostegia
In Latin
Hibiscus
Physostegia
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
-
Magnoliopsida
Order
-
Lamiales
Family
Lamiaceae
Lamiaceae
Genus
-
Physostegia
Clade
-
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
35065
1
27800
👆🏻