
Description
Hydrangea serrata ‘Blue Deckle’ is a charming compact lacecap hydrangea, prized for its frilly, serrated-edge flowers that bloom in pastel blue or shift to pink depending on your soil’s pH. Blooming from late spring through summer, it also adds seasonal drama with its foliage, turning purplish-red in autumn. Ideal for borders, woodland gardens, or containers in lightly shaded spots.
🌟 Features:
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Botanical Name: Hydrangea serrata ‘Blue Deckle’
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Bloom Colour: Blue in acidic soil; shifts to pink in neutral to alkaline soils
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Bloom Form: Lacecap – with soft, serrated-edge florets and small central fertile flowers
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Bloom Time: Late spring through summer
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Mature Size: Compact, approx. 1.2–1.5 meters tall and wide
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Foliage: Deep green, serrated leaves with purple or red autumn tones
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Sun & Soil: Partial shade preferred; rich, moist, well-drained soil
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Hardiness: Cold-hardy and suitable for temperate climates
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Landscape Use: Perfect for borders, shaded beds, woodland gardens, or containers
🌿 Why You Should Buy It:
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Color-shifting blooms add seasonal variety and visual interest
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Compact and manageable size for small gardens or pots
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Eye-catching lacecap style with delicate texture
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Autumn foliage adds beauty beyond the flowering season
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Easy-care and well-suited for shade-loving garden designs
🧼 Care Instructions:
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Watering: Keep soil consistently moist; mulch to retain moisture
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Feeding: Use a balanced fertilizer in spring
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Soil pH Tips: Acidic soil = blue blooms; neutral to alkaline = pink tones
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Pruning: Lightly prune after flowering to maintain shape and remove dead wood
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Placement: Best in partial shade or dappled light; avoid harsh direct sun
❓ FAQs:
Q: Will the flower color always be blue?
A: No — it depends on soil pH. Acidic = blue. Neutral or alkaline = pink or lavender.
Q: How big does it get?
A: Typically reaches 1.2–1.5 meters in both height and width.
Q: Can I grow it in a container?
A: Absolutely — it’s compact and well-suited for pots with proper drainage and regular watering.
Q: Does it offer autumn interest?
A: Yes — the foliage often turns beautiful purple or red shades in fall.