Why Plants Die
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Dracaena

Dracaena fragrans, Asparagaceae

Sources last read 14 September 2026.

Middling It gives warning, with time to act.

Also called Corn Plant, Cornstalk Plant, Dragon Tree, fragrant dracaena, Janet Craig Plant, Ribbon Plant, Striped Dracaena, Striped Dragon Palm, Warneckei Dracaena and Warneckii.

Dracaena (Dracaena fragrans), the whole plant.
Mike Peel ( www, CC BY-SA 4.0 · Wikimedia Commons

Dracaena is toxic

  • Toxic to cats. Toxic principle: Saponins. Clinical signs: Vomiting (occasionally with blood), depression, anorexia, hypersalivation, dilated pupils (cats). ASPCA
  • Toxic to dogs. Toxic principle: Saponins. Clinical signs: Vomiting (occasionally with blood), depression, anorexia, hypersalivation, dilated pupils (cats). ASPCA
  • Toxic to people. Harmful when eaten by pets (dogs, cats, rabbits, rodents). RHS

What the sources say about its care

Sources file this plant under other names: Dracaena fragrans cv. Massangeana (Clemson Extension). Citations below point at the name its source uses.

Light
Medium light 100–150 fc
Clemson Extension, filed as Dracaena fragrans cv. Massangeana · read 11 September 2026
Full sun, Partial shade
RHS · read 11 September 2026
Water
Moist but well-drained
RHS · read 11 September 2026
Humidity

No source read publishes a humidity figure for any plant on this site. What follows is general guidance for foliage plants.

ASHRAE recommends indoor relative humidity between 30% and 60% 30–60%
Penn State Extension · read 11 September 2026
Temperature

How cold this tolerates, not what it prefers. No source read for this site publishes a preferred range for a plant indoors.

H1B — 10–15°C 10–15 °C
RHS · read 11 September 2026
Soil
Loam, Sand; pH Acid or Alkaline or Neutral
RHS · read 11 September 2026
Toxic to cats
Toxic
ASPCA · read 11 September 2026
Toxic to dogs
Toxic
ASPCA · read 11 September 2026
Harmful to people
Harmful when eaten by pets (dogs, cats, rabbits, rodents).
RHS · read 11 September 2026

How it usually goes wrong

Brown tips on the newest blades first

Blades on the side of the dracaena nearest a heater or vent brown at the edges while those on the far side stay clean.

Penn State Extension cites ASHRAE's recommended indoor range of 30% to 60% relative humidity; a heated room in winter drops below it. Air that dry pulls water from the leaf faster than the roots replace it, and the margins are furthest from the supply.

Telling it apart: Where the plant stands. Browning concentrated on the side facing a heater points at the air.

Penn State ExtensionDracaena brown leaf tips and edges: causes
New blades arrive smaller and paler than the ones below

Compare this year's growth on the dracaena with last year's: new blades are smaller, thinner and a paler green, and the gap below each one is longer.

Light is the budget every other process is paid from. Under the medium light its source names, the plant spends down reserves and shows it in thin, pale growth.

Telling it apart: What the newest growth looks like beside the oldest. Light changes what arrives next; feeding changes what is already on the plant.

Clemson ExtensionDracaena leaves turning yellow: causes
Soft yellow leaves low on the plant, soil still wet

On a dracaena the yellowing climbs from below. Affected blades feel limp rather than papery, and water sits in the saucer long after it drains through.

Its source calls for soil that is moist but well-drained. Past that, water in the pot displaces the air the roots need, and damaged roots then fail to supply the blades above them.

Telling it apart: Whether the compost has dried at all since the last watering. A pot that has not dried in a fortnight is answering the question on its own.

RHSDracaena leaves turning yellow: causes

Not sure which it is? Ask the diagnosis questions for Dracaena.

Routine care

Watering
During the growing season keep the soil moist; water less in winter. It is sensitive to fluoride and salt buildup, so if the leaves brown, use water without fluoride and flush out salts once a month.
NC State Extension · read 13 September 2026
In the growing season, water moderately and feed monthly with a balanced liquid feed; give little water in winter.
RHS · read 13 September 2026
Feeding
Through the growing season, give moderate water and a monthly balanced liquid feed; in winter water sparingly.
RHS · read 13 September 2026
Repotting
Move it to a bigger pot once it begins rising out of its pot or roots appear through the drainage hole.
NC State Extension · read 13 September 2026
In spring, top dress or move to a larger pot.
RHS · read 13 September 2026
Propagation
Use stem cuttings to propagate.
NC State Extension · read 13 September 2026
Sow seed in spring at 20°C. In summer, use bottom heat to root semi-ripe cuttings as well as stem sections without leaves.
RHS · read 13 September 2026
Pruning
Pruning is not needed, but in spring weak stems can be cut back to 15cm and the removed piece used as a cutting for a new plant.
RHS · read 13 September 2026
Pests and diseases
Can be troubled by longtailed mealybug and other mealybugs, banded greenhouse thrips and fern scale.
NC State Extension · read 13 September 2026
Mealybugs, thrips, glasshouse red spider mite and scale insects can attack it. Disease is uncommon.
RHS · read 13 September 2026

Move something and watch

Loading the simulator. It needs JavaScript; the care table above does not.

About the plant

Dracaena fragrans, is a flowering plant species that is native to tropical Africa, from Sudan south to Mozambique, west to Côte d'Ivoire and southwest to Angola, growing in upland regions at 600–2,250 m (1,970–7,380 ft) altitude.

From Wikipedia, CC BY-SA 4.0 · read 13 September 2026

Native range
Trop. Africa
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Tropical Africa
NC State Extension · read 13 September 2026
Tropical Africa
RHS · read 13 September 2026
Climate
seasonally dry tropical
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Growth form
shrub or tree
World Checklist of Vascular Plants, June 2026 release, CC BY.
Kew WCVP · read 13 September 2026
Perennial, Shrub; habit erect, multi-trunked
NC State Extension · read 13 September 2026
Columnar upright (evergreen)
RHS · read 13 September 2026
Size
Height 36–174 in; width 12–36 in
NC State Extension · read 13 September 2026
Height 1.5-2.5 metres; spread 0.1-0.5 metres after 2–5 years
RHS · read 13 September 2026
Flowering
Flowers pink, red/burgundy, white
NC State Extension · read 13 September 2026

Common problems with Dracaena

Other Dracaena

More of the Asparagaceae family

Plants with similar care

Sources

What this does not cover

The figures above are what published sources say, not measurements of the plant in your room. They say nothing about your pot size, your water, the season, or how far from the glass the plant stands, and those decide more than any figure here does.

Humidity has no species figure because no source read for this site publishes one, and the only temperature published for this plant is a cold floor. The simulator fills those gaps with general figures for its kind of plant, marked as general and listed on how we read sources. Where a toxicity row says the plant was not assessed, that is the absence of a finding and not a finding of safety.

If something is already wrong, the diagnosis tool asks about the soil, the window and the watering, which is where the answer usually is.