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ROMNEYA coulteri
Commonly known as Matilija poppy
Huge white single poppy flowers, heavily scented
Further Reading....
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Deciduous - upright, suckering subshrub. Ovate to rounded, pinnatifid (with lobes) intensely glaucous, grey-green leaves to 12cm (5in) long, with 3-5 lance-shaped lobes. Produces solitary flowers to 12cm (5in) across, with prominent yellow stamens.
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White -
Height - 1-2.5m (3-8ft) -
Spread - indefinite
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Hardy - cold winter - Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F) -
Full sun -
Additional Features - Good to know - - produces flowers over a long period in summer. Recommended for the back of a border -
Pests & Diseases - caterpillars, verticillium wilt. -
Place of origin - USA (southern California), northern Mexico. -
Youtube video - https://youtu.be/yUOOgU4ZkHc -
Flower Shape - Cup-shaped - - shallowly cup-shaped.
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Garden Location/Conditions - Sub-tropical / mediterranean -
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Hardiness - Fully hardy -
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Pruning group - Pruning group 4
Suitable for: Deciduous trees and shrubs that flower on current year's growth or are grown for winter stem effect.
Pruning: Hard prune to a low permanent framework.
When: Annually in early Spring.
RHS group 5, 6 & 7 -
Scented Plants - Scented flowers -
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Seasonal Interest - Summer -
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Soil Conditions - Fertile well drained soil - - shelter from cold winds. Provide a dry winter mulch
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Cold weather damage to evergreen plants
Romneya - Growing Guide
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VERBENA bonariensis
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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
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00
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
Garden Goodies
Slate Plant Labels
These wonderfully tactile natural slate plant labels are hand made in Cornwall and come with a chalk pen.
Just stick them in your pot or border. Pack of 6.
Only £10.20
Garden Goodies
Slate Tie-on Plant Labels
Hand made in Cornwall, these delightful natural slate labels are perfect for pots.
Comes with chalk pen. Pack of 5
Only £10.20
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