Japanese Tree Lilac
Syringa reticulata (OLEACEAE)
Planting and Growing Japanese Tree Lilac
You’ll find everything you need to know to plant and grow Japanese tree lilac in the accompanying table’s tabs:
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- Flowers and foliage of Japanese tree lilac
- Growing conditions for Japanese tree lilac
- When to plant Japanese tree lilac
- How to plant Japanese tree lilac
- How to prune Japanese tree lilac
- Watering, fertilizing, and care of Japanese tree lilac
- Landscape uses of Japanese tree lilac
- Pest and disease control for Japanese tree lilac
Growing Japanese Tree Lilac
Several cultivars and varieties of medium-growing, pyramid-shaped, dense, deciduous trees, to 30 ft. (9 m) tall, with shiny, dark green, smooth, oval leaves, to 5 in. (13 cm) long, and with smooth, reddish bark.
Japanese Tree Lilac Planting and Care Guide
Flowers and Seeds
Tiny, fragrant, cream, lavender flowers in spring, forming large, showy, dangling clusters, to 1 ft. (30 cm) long. First blooms 2–3 years after planting. Requires chilling to bloom.
Best Climates
U.S.D.A. Plant Hardiness Zones 4–8.
Soil Type and Fertility
Moist, well-drained soil. Fertility: Rich. 7.0–7.5 pH.
Where and How to Plant
Full sun to partial shade. Space 10–15 ft. (3–4.5 m) apart.
Proper Care
Moderate. Keep evenly moist. Fertilize annually in spring until established. Deadhead. Prune sparingly after bloom. Propagate by cuttings, layering.
About This Species
Good choice for accents, borders in cottage, woodland gardens. Good for cutting. Attracts butterflies. Invasive. Deer resistant. Powdery mildew susceptible.