Science · Plants, Natives & Crops
Guar
Guar is a warm-season annual legume grown for seed gum. Extension sources describe arid-region adaptation and greater disease pressure under humid conditions.
Cyamopsis tetragonoloba · Annual legume and industrial gum crop
Profile
- Crop guidance
- Summer annual legume.
- Crop guidance
- Seeds processed for galactomannan gum.
- Crop guidance
- Humid conditions can increase disease pressure.
- Crop guidance
- Described as drought tolerant.
Water & soil context
- Moisture (VWC)
- Protect emergence and seedling establishment from drying; avoid excessive wetness.
- Salinity tolerance
- Saline or alkali soils may impair stand establishment.
- Drought tolerance
- Drought tolerant, though stage response varies.
Illustrative monitoring-depth band
3–8 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 decisions depend on rainfall and soil; no universal VWC target stated.
Problems to watch
- Alternaria leaf spot
- Bacterial blight
Stress signs
- Humid conditions can increase disease pressure.
Where you'll find it
- guar gum
- food thickener
- industrial applications
More plants, natives & crops
Date PalmCalifornia BuckwheatCalifornia FuchsiaCalifornia Lilac (Ceanothus)California PoppyCalifornia Sagebrush
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.