Magnolia can be deciduous or evergreen trees or shrubs, with large, showy, often fragrant flowers,...Magnolia can be deciduous or evergreen trees or shrubs, with large, showy, often fragrant flowers, often opening before the leaves, and sometimes followed by colourful cone-like fruit. 'Susan' is a bushy, upright shrub with large mid-green leaves and narrow goblet-shaped, fragrant purple-red flowers in mid-spring.
This guide is for gardeners looking to cultivate the beautiful Magnolia 'Susan' in their gardens. The key benefit is the vibrant, fragrant, purple-red blooms that enhance any landscape. However, be aware that the flowering period is primarily in mid-spring.
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Gardeners Dream
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FAQs
When does 'Susan' bloom?
Magnolia 'Susan' typically blooms in mid-spring.
How much sunlight does it need?
It prefers full sun to partial shade.
What kind of soil does it need?
Well-draining, slightly acidic soil is ideal.
How often should I water it?
Water regularly, especially during dry periods.
When should I prune it?
Prune after flowering.
How tall does it grow?
It typically grows to a height of 8-10 feet.
Is it susceptible to any diseases?
It can be susceptible to fungal diseases and pests. Regular inspection is advised.
What is the best way to fertilize?
Fertilize in early spring with a balanced fertilizer.
Troubleshooting
Yellowing leaves
Check for overwatering or poor drainage. Ensure the soil is well-draining. Adjust watering schedule as needed.
Failure to flower
Ensure the plant is getting adequate sunlight. Prune after flowering only. The plant may also need time to mature.
Pests or diseases
Inspect the plant regularly for pests or diseases. Treat as needed, using appropriate insecticides or fungicides.
Pros and Cons
Pros
Striking purple-red flowers in spring
Fragrant blooms that add to the sensory experience
Bushy and upright growth habit, suitable for various garden designs
Attractive mid-green foliage provides a good backdrop for the flowers
Relatively low maintenance once established
Cons
Flowering period is limited to mid-spring
Can be susceptible to certain pests and diseases
Requires specific soil conditions for optimal growth
May take a few years to establish and reach mature flowering size
Setup, Compatibility & Care
Planting: Choose a location with well-draining soil and ample sunlight. Dig a hole twice as wide as the root ball.
Watering: Water regularly, especially during dry periods, particularly when the plant is newly planted.
Fertilizing: Feed in early spring with a balanced fertilizer.
Pruning: Prune after flowering to shape the plant and remove any dead or damaged branches. Avoid heavy pruning, as this can reduce flowering.
Soil: Prefers slightly acidic soil.
Compatibility: 'Susan' works well with other plants that thrive in similar conditions, such as azaleas and rhododendrons.