Care for fragrant osmanthus this fall.

1. Match the shrub to your autumn and winter

Fragrant tea olive, Osmanthus fragrans, is an evergreen shrub or small tree with tiny, strongly scented flowers. Autumn is a major flowering season, but bloom length and repeat flowering vary with cultivar and conditions. A newly bought plant will not necessarily follow the flowering calendar of a mature shrub elsewhere.

Choose a sheltered position with room for the mature plant. In a hot climate, morning sun and afternoon shade suit it; in a cooler, mild climate, a sunny sheltered wall can help. NC State lists USDA zones 8–11, while RHS describes outdoor planting in mild UK districts. Neither is a guarantee for an exposed balcony or an unusually severe winter. Check the named cultivar with a local nursery before planting permanently outdoors.

2. Plant into workable, freely draining soil

Autumn planting can reduce watering demand, provided the site is suitable for this shrub. Delay if the soil is frozen or waterlogged. Good drainage matters more than following an October deadline: tea olives can develop root rot in persistently wet ground.

1. Water the nursery rootball before removing the pot.
2. Dig a broad hole, ideally about three times the rootball width and no deeper than its roots.
3. Find the first root flare and keep it level with the finished soil surface. Do not bury the woody stem.
4. Backfill, firm gently and water in. Mulch the surrounding soil, leaving a clear gap around the stem.

Skip fertilizer in the planting hole. These are the RHS planting principles for establishing trees and shrubs.

3. Check moisture; keep autumn pruning light

Feel the rootball and nearby soil before watering. A damp surface can hide dry roots, while wilting in saturated ground calls for a drainage check. A newly planted osmanthus needs closer attention than an established shrub, even during cool weather. Replace a summer watering schedule with checks after rain, wind and dry spells.

Tea olives often need little pruning. Avoid shearing a flowering shrub or making a heavy autumn cut simply to tidy it. Clemson warns that severe pruning can delay flowering for years. Pruning advice differs between species and cultivars, so identify yours and check its flowering cycle before shortening healthy branches. Buds or sparse flowering alone are not a reason to cut back hard.

4. Give a potted plant a winter plan

Where winters are too cold, container growing allows a move to a suitable protected space. RHS recommends a bright greenhouse or conservatory position, shelter from hot sun under glass and well-draining, peat-free loam-based potting mix. Plan that space before freezing weather arrives; a warm wall alone cannot make an unsuitable climate safe.

As growth slows in winter, water less, while continuing to check the compost. Active growth and a cool resting period have different feeding and watering needs. Use our summer-to-fall care checklist and first-frost checklist to plan the change.