Osmanthus delavayi — an easy houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Osmanthus delavayi

Osmanthus Delavayi

Updated · 54 observations
ON THIS PLANT

Osmanthus delavayi is a species of flowering plant in the olive family Oleaceae. It is an evergreen shrub native to the Guizhou, Sichuan and Yunnan regions of southern China, and widely cultivated as an ornamental in temperate and subtropical zones elsewhere.

A note from PlantMom

Delavay Teaolive shows strong resistance to disease and is generally not susceptible to illnesses. As for care, this plant is fairly low-maintenance. When grown outdoors it needs minimal watering, and larger plants usually do not require pruning. Smaller plants, however, should be pruned after they have finished blooming. Delavay Teaolivet is suitable for anyone with outdoor space, such as a garden or a deck, and does not demand extensive care experience.

— PlantMom
CARE GUIDE

How to keep Osmanthus Delavayi.

Light

Delavay Teaolive occurs naturally in habitats like forest understories or rocky areas, where it is subject to natural shade. It prefers partial sun but can tolerate full sun or full shade, showing its versatile and hardy nature.

Water

The Delavay Teaolive thrives with balanced moisture and shows moderate tolerance to drought. It does well when watered every 1-2 weeks. Its evergreen nature helps retain water, making it an excellent choice for outdoor growth in areas with consistent rainfall.

Temperature

Delavay Teaolive is highly adaptable to a variety of climates, from very hot summers to cold winters. Nonetheless, it has a preferred temperature range for healthy growth. If temperatures become too high, the plant is susceptible to heat and humidity stress, which can cause it to die. In areas where temperatures approach the lower boundary of its cold tolerance, taking insulating measures to protect the plant is important.

Fertilizer

The timing of fertilizing Delavay Teaolive is important. Apply fertilizer in early spring and continue monthly until early summer. Fertilizer promotes lovely blooms and supplies energy during both dormant and active growth phases.

Pruning

Delavay Teaolive displays fragrant white flowers and evergreen leaves throughout the year. To maintain its shape and promote healthy growth, prune the plant from early to late winter. This helps improve air circulation and light penetration, resulting in more abundant blooms. Always use clean, sharp tools for pruning to prevent infections, and remove any dead or diseased wood.

CHARACTERISTICS

Botanical profile.

Plant Type
Shrub
Life Cycle
Perennial
Genus
Osmanthus
Family
Oleaceae
Hardiness Zone
7-9
Mature Height
1.83 m to 3.66 m
Mature Spread
1.83 m to 3.66 m
Leaf Color
Green
Leaf Type
Evergreen
Flower Color
White
Flower Size
2.54 cm
Bloom Time
Early spring, Mid spring
Planting Time
Spring, Autumn
Harvest Time
Early summer, Mid summer
Native Area
China
PLATES
Osmanthus delavayi leaf
PLATE 01 · leaf
Osmanthus delavayi leaf
PLATE 02 · leaf
Osmanthus delavayi flower
PLATE 03 · flower
Osmanthus delavayi flower
PLATE 04 · flower
ALSO IN THE LIBRARY

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