Coronilla 'glauca Citrina' Fragrant Evergreen Shrub - Marshalls Garden - 51405486
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This Coronilla 'glauca Citrina' is a bushy evergreen shrub ideal for gardeners seeking extended bloom periods and fragrant flowers, particularly in milder climates. Its key benefit is the prolonged flowering from late winter to spring, with a potential second flush in late summer, offering continuous visual appeal. A caveat is its partial frost hardiness, requiring protection in colder regions.
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| Model Part Number | 51405486 |
|---|---|
| Brand | Marshalls Garden |
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FAQs
When is the best time to plant Coronilla 'glauca Citrina'?
The best time to plant is in spring or early autumn, allowing the roots to establish before extreme weather conditions.
How hardy is this shrub to frost?
It is considered frost hardy to around -5°C (H2), but in colder climates, it benefits greatly from protection, such as planting against a warm, south-facing wall.
Does it require regular watering?
Water well after planting. Once established, it prefers a slight drying of the soil between waterings and good drainage to prevent root rot.
Can I grow this in a pot?
Yes, it can be grown in a pot, provided the pot has drainage holes and is filled with a well-draining compost mix. It may require more frequent watering and protection in winter if container-grown.
How often does it flower?
It produces an initial flush of pale lemon flowers from late winter into spring, and often has a second, lighter flush in late summer.
What kind of soil does it prefer?
Coronilla 'glauca Citrina' prefers light, moderately fertile, well-drained soil. It is not suited to heavy, wet clay soils.
Do I need to prune it every year?
Pruning is mainly done to maintain shape or to control size. A light trim in summer is sufficient if needed. Remove any dead or damaged wood in late winter or early spring.
Troubleshooting
Yellowing leaves
This can indicate overwatering or poor drainage. Ensure the soil is well-drained and adjust watering frequency. It can also be a sign of nutrient deficiency; consider a balanced, slow-release fertilizer in spring.
Lack of flowers
Ensure the plant is receiving adequate sunlight. Insufficient light is a common cause of reduced flowering. Also, check for signs of frost damage from the previous winter.
Plant appears leggy or untidy
Prune lightly in summer to encourage bushier growth and maintain shape. Remove any dead or weak stems during late winter or early spring.
Wilting or dying branches
This could be due to root rot from overwatering or a fungal disease. Check root health and ensure the plant is in well-draining soil. Remove affected branches immediately.
Pros and Cons
Pros
- Flowers for an extended period, often across multiple seasons.
- Evergreen nature provides year-round garden interest.
- Fragrant flowers enhance the sensory experience of a garden.
- Tolerates a range of light conditions (full sun to part shade).
- Adds structural interest with its bushy evergreen habit.
Cons
- Not fully frost hardy; may require protection in colder climates.
- Prefers well-drained soil, can be sensitive to waterlogging.
- May need summer trimming to maintain shape.
- Requires a sunny, sheltered spot in colder areas for best performance.
Setup, Compatibility & Care
Planting:
- Choose a location with light, moderately fertile, well-drained soil.
- Ensure the site receives full sun or part shade.
- For colder regions (below H2), select a sunny, south-facing wall for protection.
- Plant the shrub and water well immediately after planting.
Care:
- Watering: Water well after planting. Allow soil to dry slightly between waterings, especially once established, to ensure good drainage.
- Pruning: Trim in summer if the plant becomes too leggy or to maintain a desired shape. Deadheading spent flowers is not strictly necessary but can improve appearance.
- Soil: Prefers light, well-drained soil. Avoid heavy, waterlogged conditions.
- Frost Protection: In areas prone to hard frost, provide winter protection, such as mulching the base or covering the plant, especially when young. A sunny, sheltered position is crucial.
Compatibility:
- Soil Type: Best in sandy or loamy soils.
- Climate: Tolerates low temperatures (H2), but benefits from shelter in colder zones.