Allium fistulosum Drooping Leaves - Causes & Fixes

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Water Stress (Drought or Overwatering)

Green onions have shallow root systems and are highly sensitive to moisture fluctuations. Both dehydration and waterlogged soil causing anaerobic conditions can lead to loss of turgor pressure in the hollow leaves.

Very Common

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How to confirm: Stick your finger 2 inches into the soil; if it is bone dry, it needs water, but if it is muddy, you are overwatering.

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1 Check the soil moisture level at the root zone using a moisture meter to determine if the plant is dehydrated or overwatered.

GROWIT Soil Moisture Meter - Blue

Water Meters

$12

In Stock

2 If the soil is bone dry, thoroughly water the plant; if the soil is waterlogged, allow it to dry out completely before next watering to prevent root rot.

3 Ensure the plant is in a container with excellent drainage, such as a Root & Vessel pot, to prevent water from pooling around the shallow roots.

Root & Vessel Majestic Low Profile Black 8.5"

8.5" • Plastic

$14

In Stock

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Leek Blight (Phytophthora porri)

This oomycete pathogen causes lesions that can lead to rapid collapse and drooping of the foliage. It thrives in cool, wet conditions common during the early growth stages of Allium fistulosum.

Common

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How to confirm: Inspect the base of the leaves for water-soaked, purplish or translucent lesions.

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1 Remove and destroy all infected plant material immediately to prevent the pathogen from spreading to healthy onions.

2 Apply an organic fungicide to protect remaining healthy foliage from further infection.

Bonide Captain Jack's Copper Fungicide 32 oz

0.9 L • 1 pcs • Organic

$12

In Stock

3 Improve soil drainage and reduce moisture by using a well-aerated medium like perlite or horticultural sand to prevent the wet conditions blight thrives in.

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Nitrogen Deficiency

Green onions require high nitrogen levels to maintain upright, succulent growth. A lack of available nitrogen causes the leaves to lose structural integrity and begin drooping alongside yellowing.

Common

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How to confirm: Check if the older, lower leaves are turning pale yellow before the new growth appears.

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1 Apply a nitrogen-rich liquid fertilizer to provide immediate nutrient uptake and restore leaf structural integrity.

FoxFarm Grow Big Liquid Plant Food 1 Quart

0.9 L • 1 pcs

$30

In Stock

2 Supplement the soil with a high-nitrogen organic amendment to ensure long-term nitrogen availability for lush growth.

Back to the Roots Blood Meal & Gypsum (4 Pack)

Organic Fertilizer

$40

Out of Stock

3 Monitor soil moisture levels using a moisture meter to ensure nitrogen is being effectively transported to the roots without causing waterlogging.

GROWIT Soil Moisture Meter - Blue

Water Meters

$12

In Stock

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Temperature Stress (Heat Exhaustion)

Extreme-high temperatures can cause transpiration rates to exceed water uptake, leading to temporary wilting or drooping during midday heat.

Common

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How to confirm: Observe if the leaves recover and stand upright again during the cooler evening hours.

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1 Move the plant to a shaded or cooler location during the hottest parts of the day to reduce transpiration rates and prevent further heat exhaustion.

2 Monitor soil moisture levels closely to ensure the plant remains hydrated, using a moisture meter to prevent the soil from drying out completely during heat waves.

GROWIT Soil Moisture Meter - Blue

Water Meters

$12

In Stock

3 Apply a light mulch or organic amendment around the base to help regulate soil temperature and retain essential moisture.