Amaryllis problems & how to fix them

Hippeastrum × hybridum

Drooping, yellowing, brown tips, or a plant that just won’t thrive? Here are the most common Amaryllis problems, what usually causes them, and how to turn things around.

Common problems

Root rot

A bulb planted too deep or kept wet during dormancy turns soft and rots from the basal plate. A fungal or bacterial infection of the roots, almost always triggered by soil staying wet too long. Caught early, most plants recover within a few weeks after repotting; if most roots are already mushy, recovery is uncertain.

Overwatering

Generous watering before the roots are active, right after potting, is a classic bulb-killer. The soil is staying wet longer than the plant can handle, starving roots of oxygen. If caught before roots start rotting, the fix is simple - let the soil dry out and adjust the routine - and most plants bounce back within 2-3 weeks.

Example of a yellowing lower leaf on a potted Chinese evergreen, on another plant — Example on another plant
a yellowing lower leaf on a potted Chinese evergreen
Photo: Saurav9656 · CC BY-SA 4.0 · Wikimedia Commons

Mealybugs

Mealybugs wedge between the bulb scales and leaf bases. Slow-moving sap-sucking insects that look like bits of white cotton stuck in leaf joints. They are stubborn but very treatable with repeated spot treatment; expect steady improvement over 3-4 weeks.

Example of a long-tailed mealybug on a leaf, on another plant — Example on another plant
a long-tailed mealybug on a leaf
Photo: D-Kuru · CC BY-SA 3.0 at · Wikimedia Commons

Fungal leaf spot

Red blotch (Stagonospora) shows as red streaks and cankers on leaves and stalks of stressed bulbs. A fungal infection that creates dark spots inside leaf tissue, often with yellow halos, and spreads through water splash on wet leaves. Existing spots will not heal, but with pruning and drier foliage the spread usually stops within two to three weeks.

Example of Cercospora leaf spots with dark rims on a spinach leaf, on another plant — Example on another plant
Cercospora leaf spots with dark rims on a spinach leaf
Photo: Plant pests and diseases · CC0 · Wikimedia Commons

The mistakes that most often kill it

Letting pets chew the plant or dig the bulb — it is genuinely toxic.
Burying the bulb completely and keeping it wet, which rots it.
Cutting the leaves off after bloom, starving the bulb of next year's flower.

Not sure what’s wrong?

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