Flowering shrub

Ixora

The dense, compact, glossy-leaved flowering shrub used for formal massing at entrances and along walkways — dependable in the south and east, fussier about winter in the north.

Ixora coccineaRubiaceae0.6–2 m depending on cultivarModerate maintenance

About Ixora

Ixora coccinea is what a landscape uses when the planting is meant to look designed. Dense glossy foliage, compact habit, flower heads held above the leaf, and enough cultivars — dwarf, standard, and colour forms — to build a real composition. It is a garden plant rather than an infrastructure plant, and specifying it correctly means acknowledging that difference.

It needs consistent moisture and slightly acidic soil, which is why it thrives effortlessly in Kerala and struggles in the alkaline soils and dry winters of the north. In NCR it performs well in irrigated, mulched, sheltered beds and poorly in exposed ones. If the site cannot promise irrigation, it is the wrong plant.

Pruning is a balance. Light tip-pruning after each flush keeps the mass dense and encourages the next set of flower heads; shearing it into a hard geometric hedge removes exactly the wood the flowers form on, which is why so many clipped ixora hedges never bloom.

Best used for

  • Formal entrance beds, walkway edges and courtyard massing
  • Hotel, hospital and corporate campus landscapes with reliable irrigation
  • Low informal hedges at 600–900 mm
  • Coastal and humid climates — Kerala, coastal Karnataka, Tamil Nadu, Bengal

Do not use where

  • Unirrigated highway medians — it will not survive the summer
  • Highly alkaline soils without soil amendment
  • Frost-prone open sites in North India
Ixora — specification summary
Botanical nameIxora coccinea
FamilyRubiaceae
Also calledJungle geranium, Rugmini, Chethi
Mature height0.6–2 m depending on cultivar
Spread0.6–1.5 m
Growth rateModerate
SunlightFull sun to light shade; best flowering in full sun
Water needModerate — needs consistent moisture, unlike the median workhorses
SoilSlightly acidic, organic, well-drained. Chlorosis is common in alkaline North Indian soils
ClimateBest in humid tropical India; needs protection in NCR winters
FloweringDense corymbs of red, orange, pink or yellow, almost year-round in the south
Spacing0.5–0.75 m on centre for a continuous mass
Planting windowJune–September, or February–March in the south
Establishment3–4 months
MaintenanceModerate
Pollution toleranceModerate
Drought toleranceLow
TransplantingGood at container sizes; usually planted from nursery pots rather than moved.

Care

Season-by-season care calendar

SeasonWhat to do
February–MarchFeed with an acidifying fertiliser and organic matter. Tip-prune to shape before the main flush.
April–JuneMaintain steady moisture and mulch. Ixora is one of the first plants to show heat stress if irrigation lapses.
July–SeptemberStrong growth. Light trim after each flowering flush; watch for leaf spot in prolonged wet weather.
October–JanuaryReduce watering. In the north, avoid pruning after October so the plant carries maximum foliage into winter.

Troubleshooting

Common problems and what causes them

SymptomCauseFix
Yellow leaves with green veinsIron chlorosis from alkaline soil or hard irrigation water — the classic North Indian ixora problemApply chelated iron and acidifying organic matter; mulch heavily. In very alkaline soils, substitute a species that suits the soil instead of fighting it every year.
Clipped hedge that never flowersShearing removes developing flower headsSwitch to selective tip-pruning immediately after each flush rather than periodic shearing.
Sudden collapse in peak summerIrrigation failure; the species has very little drought reserveZone ixora on a reliable drip line and mulch to 75 mm. Do not mix it into a low-water zone.

Ixora — frequently asked questions

Why are my ixora leaves turning yellow?

Usually iron chlorosis caused by alkaline soil or hard water — the veins stay green while the leaf yellows. Chelated iron plus acidic organic mulch is the treatment; correcting the irrigation water is the cure.

Can ixora be used as a hedge?

Yes, as an informal hedge at 600–900 mm, tip-pruned rather than sheared. A hard-clipped ixora hedge stays green but stops flowering.

Does ixora grow well in Delhi?

In irrigated, mulched, sheltered beds, yes. In exposed unirrigated positions it struggles with both the alkaline soil and the winter. Duranta or hibiscus are easier choices in NCR.

Specifying Ixora on a project?

We supply, plant and maintain across India. Send the site conditions and quantities and we will confirm whether this species is the right call before you order it.

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