photo
Betonica grandiflora
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lilac Flower Betonica grandiflora photo
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Garden Flowers Betonica grandiflora, characteristics and description
| flower color | lilac |
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| flower size | middle |
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| fragrant flower | no fragrance |
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| timing of flowering | july, june |
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| plant height (cm) | 30-70 cm |
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| type of stem | erect |
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| poisonous or toxic | not poisonous plant |
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| frost resistance | frost resistance |
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| shelter in winter | shelter is not required |
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| soil type | sandy loam soil, loamy soil |
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| water needs | moderate |
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| soil acidity | neutral soil |
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| landscape use | flowerbed, border |
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| light needs | semi-shade, full sun |
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| life span | perennial |
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| method of cultivation | non seedlings |
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| cold hardiness zone | 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) |
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Betonica grandiflora cultivation and planting
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