Plant encyclopedia›Philadelphus insignis

Philadelphus insignis

Also known as: Information to be completed

A vigorous, bushy, deciduous shrub, that can reach up to 3.5m tall and wide, with bright, glossy, mid-green foliage and faintly scented, cup-shaped, pure white flowers that appear in late June. Cultivated since before 1870, it isn't often grown in gardens today but it is certainly one of the most attractive species

Scientific classification

Species: Philadelphus insignis (Philadelphus insignis)
Genus: Philadelphus
Family: Hydrangeaceae

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Toxicity: Shrubs
Plant type: 2.5-4 metres
Height: 2.5-4 metres
Spread: Deciduous
Foliage: Bushy
Habit: Spring · Summer · Autumn
Season of interest: Full sun · Partial shade
Sunlight: Information to be completed
Ideal temperature

Philadelphus insignis pictures

Distribution of Philadelphus insignis

Distribution map

California

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Culture

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Toxicity

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Quick identification of Philadelphus insignis

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Philadelphus insignis care guide

Moderate deep watering during dry periods, free drainage preferred
Watering: Full sun · Partial shade
Sunlight: Information to be completed
Ideal temperature

Watering

Moderate deep watering during dry periods, free drainage preferred

Fertilizing

Balanced shrub feed once in spring

Pruning

Cut flowered growth back to strong young shoots below, removing up to a fifth of old stems near the base each year. Prune immediately after flowering.

Propagation

Propagate by softwood or hardwood cuttings

Growing

Grow in moist, well drained soil in sun to partial shade. Plant bare root plants in winter when the ground is not frozen or waterlogged. Incorporate lots of well-rotted manure or garden compost to improve the soil and water in well. Mulch in spring

More growing and care information →