Other Abiotic Issues
Cold temperatures, seed genetics, girdled roots, broken stems, and chimera
Cold temperature damage.
![cold temperature damage](/planthealth/ipm/images/agricultural/hemp/other-abiotic/cold-temp-damage3.jpg)
Cold temperature damage.
Seed genetics can cause unusual growth.
![different sized hemp plants](/planthealth/ipm/images/agricultural/hemp/other-abiotic/genetics-from-seed3.jpg)
Size differences between plants caused by seed genetics.
Seed genetics causing leaf cupping.
Seed genetics causing different looking with leaf cupping.
More leaf distortion caused by seed genetics.
![large leafed hemp plant](/planthealth/ipm/images/agricultural/hemp/other-abiotic/genetics-from-seed7.jpg)
Stunted plant with large leaves caused by seed genetics.
Seed genetics causing leaf distortion.
![abnormal growth of hemp plant](/planthealth/ipm/images/agricultural/hemp/other-abiotic/genetics-from-seed12.jpg)
Seed genetics causing abnormal new growth.
Girdling root in a field-grown hemp plant.
![girdled root on field-grown hemp plant](/planthealth/ipm/images/agricultural/hemp/other-abiotic/girdling-root6.jpg)
Close-up girdled root on a field-grown hemp plant.
Close-up of girdled roots on a field-grown hemp plant.
![dying plant](/planthealth/ipm/images/agricultural/hemp/other-abiotic/girdling-roots3.jpg)
Poor plant health due to girdling of the roots.
These roots never expanded resulting in plant death.
![stunted plant](/planthealth/ipm/images/agricultural/hemp/other-abiotic/plant-stunted.jpg)
Stunted plant caused by roots never expanding from the original transplanted root ball.
Stunted plant caused by roots never expanding from the original transplanted root ball.
![broken stems](/planthealth/ipm/images/agricultural/hemp/other-abiotic/tall-heavy-stems.jpg)
Wind can cause tall, heavy stems to break.
Chimera causing multiple colors in one plant.
![chimera](/planthealth/ipm/images/agricultural/hemp/other-abiotic/IMG_8905.jpg)
Chimera causing multiple colors in one plant.
Photo Credits
- USU Extension IPM Program