Great Willowherb (Epilobium hirsutum) is a tall, perennial flowering plant native to Europe and Asia, often found in wet habitats.
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Sunlight
Prefers full sun to partial shade.
Watering
Keep soil consistently moist.
Soil
Tolerates a wide range of soils, but prefers moist, fertile, well-drained soil.
Temperature
Prefers moderate temperatures.
Habitat
Outdoor
Fertilizer
Low fertilizer needs.
Prefers full sun to partial shade.
Can tolerate some shade but flowers best in sun.
Keep soil consistently moist.
Thrives in damp conditions, water deeply when topsoil is dry.
Tolerates a wide range of soils, but prefers moist, fertile, well-drained soil.
Prefers moderate temperatures.
Ideal growing range is 15-25 °C.
Outdoor
Low fertilizer needs.
A light feeding in spring is usually sufficient.
Plant Type
Herb
Plant Category
Flowering
Plant Place Type
Ground
Plant Environment
Outdoor
Lifespan
Perennials
Plant Height
1-2 m
Spread
0.5-1 m
Growth Rate
Moderate
Dormancy
Grows from rhizomes, dies back in winter
Leaf Color
Green
Leaf Type
Lanceolate to ovate, toothed
Flower Size
2-3 cm
Toxic for humans
No
Rating: 0/5
Toxic for pets
No
Rating: 0/5
Edible
No
Non-toxic to pets and humans.
