Why Does My Lettuce Taste Bitter?
Leaves problem · common pattern reported by gardeners · verify locally
What you'll see
- Bitter aftertaste, especially outer leaves
- Worse in hot weather
- Old plants taste worst
Most common causes
- Heat stress above 75°F
- Plants past prime (approaching bolting)
- Drought then sudden watering
- Excess nitrogen
How to fix it
- Harvest early morning when cool
- Soak leaves in cold water 10 min before eating
- Pick young inner leaves
Prevention: Succession-sow every 2 weeks Grow in partial shade in summer Choose bolt-resistant varieties
More Lettuce problems
Grow Lettuce with confidence
Open the Lettuce growing guide → · Planting calendar · Pest & problem diagnoser
ZoneFig content reflects widely published extension-service and gardening guidance. Symptoms and causes are common patterns, not a diagnosis for any individual plant — verify locally and treat conservatively.