coronavirus

Root Rot in Giant Allium

How to identify and treat root rot in Giant Allium.

potted_plant

Giant Allium care requirements

water
Moderate during growing season; drought-tolerant once established; reduce watering after flowering and during dormancy
soil
Well-draining soil is essential; tolerates poor, sandy, or rocky soil; pH 6.0–7.5; poor drainage causes bulb rot
light
Full sun (6–8 hours daily); requires abundant sunlight for robust growth and flowering
symptoms

Symptoms to look for in Giant Allium

  • fiber_manual_recordBrown, mushy roots
  • fiber_manual_recordWilting despite moist soil
  • fiber_manual_recordYellowing leaves
  • fiber_manual_recordFoul odour
help

Common causes in Giant Allium

Caused by Pythium, Phytophthora, or Fusarium species in waterlogged conditions.

healing

How to treat root rot in Giant Allium

Remove plant, trim rotted roots, treat with hydrogen peroxide, repot in fresh well-draining soil.

shield

Preventing root rot in Giant Allium

Never overwater. Ensure drainage. Avoid compacted soil.