Science · Plants, Natives & Crops
Lemon
Lemon produces acidic fruit used in drinks and cooking. Successful cultivation requires good drainage and attention to serious citrus diseases.
Citrus limon · Evergreen acid-citrus tree
Profile
- Family
- Rutaceae
- Fruit
- Juicy, acidic pulp with a yellow peel.
- Climate
- Lemons require less heat for good fruit than navel oranges or grapefruit.
- Planting material
- Use certified, disease-free nursery trees.
Water & soil context
- Moisture (VWC)
- Maintain moisture for establishment without prolonged saturation; no numeric VWC target is provided.
- Salinity tolerance
- A salt-tolerance class or threshold is not established by these cited pages.
- Drought tolerance
- Established trees need less frequent watering, but prolonged dry weather can justify irrigation.
Illustrative monitoring-depth band
6–12 in
Editorial placement example, not a validated optimum or total rooting depth. Confirm the site's root distribution and soil horizons; multiple depths may be needed.
Irrigation during flowering and fruit development can help, but avoid wetting flowers, leaves, and fruit.
Problems to watch
- Citrus canker
- Citrus greening
- Asian citrus psyllid
- Citrus leafminer
- Overwatering
Stress signs
- Wilting new growth
- Premature fruit drop
- Splitting fruit
Where you'll find it
- Drinks
- Garnishes
- Pies and cakes
- Landscape planting
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All Science profilesPublished botanical and soil references are distinct from GroundWorx product guidance. Moisture thresholds and monitoring depths require site calibration; sources do not establish product performance or diagnose stress.