Gadenin日本語Get the appSurviving and thriving are different light levels
A schefflera is sold as a tolerant plant, and it is: it will stay alive in a dim corner for years. What it will not do there is stay dense. In low light it stretches towards the window, the gaps between leaves lengthen, the lower leaves are shed because they no longer pay for themselves, and within a couple of years you have a bare stem with a tuft on top.
So the light question is not whether the plant will live. It is whether you want the shape it has now in five years' time. Bright indirect light, right up against a window with some diffusion, is what keeps the leaves close together and the lower stem clothed.
| Position | Light level | What the plant does over a year |
|---|---|---|
| East window, no curtain | Bright, soft morning sun | Dense growth, short gaps between leaves |
| South or west window behind a sheer curtain | Bright indirect | Strong growth, best color on variegated forms |
| Three feet back into the room | Moderate | Grows, but leans and stretches towards the glass |
| North window, against the glass | Low but usable | Slow, holds shape, few new leaves |
| Interior corner, no window in view | Too low | Leggy, sheds lower leaves, thin pale growth |
| Unshaded south windowsill in summer | Too strong | Scorched pale patches on the sun side |
Variegated schefflera needs more light than the plain green kind to keep its markings. In low light the yellow fades towards green and does not come back on those leaves.
Legginess is a light signal, not a watering one
When people describe a schefflera as leggy they usually mean two things at once: long bare stretches of stem, and no leaves below the top eighteen inches (45 cm). Both come from the same cause. The plant is investing in reaching light instead of in filling out, and it is recycling the shaded lower leaves to pay for that reach.
Feeding more will not fix it, and neither will watering more. Both simply produce more of the same stretched growth. The fix is more light, and then cutting back to force new shoots at a lower point, which is covered on its own page.
- Move it one step brighter and wait Move the plant closer to the glass or to a brighter aspect and give it two months. New growth made in better light comes with shorter gaps, and you can see the difference on the stem where the change happened.
- Turn the pot a quarter every few weeks A schefflera leans hard towards its light source. A regular quarter turn keeps it upright and keeps leaves on all sides instead of on the window side only.
- Add a grow light if the room cannot supply it In a room with no useful window, a grow light twelve to twenty inches (30 to 50 cm) above the plant for ten to twelve hours a day will hold density. Ordinary ceiling lighting will not.
- Do not correct legginess with fertilizer Feeding a light-starved plant produces long, weak, pale stems that flop. Get the light right first, then feed to support the growth it can actually use.
Temperature and drafts
Schefflera is comfortable in ordinary room temperatures and starts to suffer below about 50F (10C). It has no dormancy to speak of, so a warm bright winter position keeps it growing slowly rather than pushing it into rest.
What it will not tolerate is a sudden change. A cold draft from an outside door, a window opened onto frosty air, or the blast from a heating vent all cause the same response, which is dropping green leaves with no yellowing first. That symptom is close to diagnostic: yellow-then-drop is usually water or light, green-and-drop is usually cold air or shock.
| Temperature | How the plant behaves | What to do |
|---|---|---|
| Above 86F (30C) | Growth slows, leaves may curl inward | Shade from afternoon sun, improve air movement |
| 68 to 79F (20 to 26C) | Best growth | Normal care, feed through this range |
| 54 to 68F (12 to 20C) | Slow steady growth | Stretch the watering interval |
| 41 to 54F (5 to 12C) | Stops, leaf drop likely | Move somewhere warmer, water rarely |
| Below 41F (5C) | Damage, often fatal | Not survivable indoors over a season |
A leaf resting against cold window glass overnight in winter blackens where it touches. Pulling the plant a hand's width back from the glass at night is enough to prevent it.
Moving it round the year
The same spot is not right in every season, because the sun changes angle and strength and because the room changes. Two moves a year is usually enough and takes a few minutes.
| Season | Where to stand it | Reason |
|---|---|---|
| Spring | Close to the window, sheer curtain on a south aspect | Light is rising and growth is restarting |
| Summer | A step back from the glass, or an east aspect | Strong sun plus heat scorches the leaves |
| Autumn | Back to the brightest position you have | Light is falling and the summer spot is now too dark |
| Winter | Bright by day, off the cold glass at night | Keep the light, avoid the chill at the window |
Outdoors in summer, and coming back in
A schefflera does well outside in summer shade and often puts on its best growth of the year there. The two things that go wrong are scorch from moving it straight into the open, and bringing pests indoors in autumn.
Move it out only once nights are reliably above 54F (12C), start in full shade, and increase the light over about two weeks. Bring it back in before nights drop below that in autumn, and do not leave it until the first cold snap.
- Harden it off in stages A week under a porch or deep tree shade, then a week with an hour or two of morning sun, then its summer position. Skipping this bleaches every exposed leaf within two days.
- Shelter it from wind The leaflets tear and the whole plant blows over easily in a light pot. Stand it against a wall or fence, and weight or sink the pot if it is exposed.
- Check it before it comes indoors Wash the leaf undersides and the outside and base of the pot before it crosses the threshold. Autumn is when most indoor scale and mite outbreaks are actually imported.
- Expect some leaf drop after the move Going from outdoor light to indoor light is a large step down and the plant sheds what it cannot support. Put it in the brightest indoor spot you have and reduce the watering at the same time.
Reduce the watering interval when the light drops, not later. A plant that has moved from a bright spot to a dim one and kept its old watering routine rots at the roots within weeks.
Keeping track of position
Write down where the plant stands each season, and note the date you move it. Add a line whenever you see the first scorch, the first leaf drop after a move, or the point where growth restarts in spring. After one full year you will know which of your positions works in which season, which is information no general guide can give you because it depends on your walls, your glass and your heating.
It is worth recording the gap between leaves on the current season's growth as well, even roughly, as short or long. That single note tells you next year whether the position you chose actually improved the density or whether you only thought it did.