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SALVIA nemorosa 'Crystal Blue'
Commonly known as Balkan clary, Sage
A pale sky-blue variety and fully hardy
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DeciduousRough, ovate to lance-shaped, notched, wrinkled, mid-green leaves to 10cm (4in) long
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Blue -
Height50cm (20in) -
Spread40cm (16in)
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.Many-branched perennial. Produces flowers to 1cm (½in) long in dense, terminal racemes
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Very hardyHardy in the severest continental climates including exposed upland locations in the UK. Plant can withstand temperatures < -20 (-4°F) -
Full sun
SALVIA nemorosa 'Crystal Blue'
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Additional Features
Good to knowSyn. S. deserta. Wildlife plant - insects. To prolong flowering remove flower spikes as they fade
Pests & DiseasesSlugs, snails on young growth
Place of originEurope to central Asia. Garden origin. USA. Michigan. Chance seedlingResistant to honey fungusThese plants have little or few problems with honey fungus. -
Flower ShapeRacemesTubular
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Garden Location/ConditionsBorderSuits a sunny borderPatio / pot plants
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HardinessFully hardy
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Pruning group
Pruning group 6Suitable for: Evergreen shrubs or climbers that need little to no pruning.
Action: Trim back shoots that spoil symmetry and to fit available space.
When: Annually after flowering if on previous year's growth, or in later Winter or Spring if flowering on current year's growth, or as requires.
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Scented PlantsScented foliage
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Seasonal InterestAutumnSummer
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Soil ConditionsFertile moist well-drained soilModerately fertile. Humus-rich
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Wildlife
Bee friendly
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Useful extras...
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Afterplant - Grow Your Own
AFTER PLANT GROW YOUR OWN seaweed is ready to use liquid concentrate that was specially formulated be used on all edible plants.
Only £8.00
Fertilisers & Feeds - Empathy
Afterplant - Tomatoes
AFTER PLANT TOMATO FEED Liquid Concentrate with Bio stimulant is a high potash liquid concentrate containing seaweed extract, plant derived amino acids and other nutrients specifically formulated to benefit tomatoes and greenhouse plants.
Only £8.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
3 options from £3.00
Fertilisers & Feeds - Empathy
Rootgrow Ericoid mycorrhizal fungi
This specially adapted Rootgrow™ mycorrhizal fungi will boost the growth of acid-loving plants like rhododendrons, azaleas, heathers and blueberries.
It contains ericoid and arbuscular mycorrhizal fungi, which are found in poor acidic soils where ericaceous plants naturally grow.
Only £7.50
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50
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