leaves that curl up
malathion
The leaves of a cannabis plant should not curl up. I had the same problem with some of my plants before. You should feel the leaves and check if they're dry, that could be a factor, Make sure you water them enough and don't have a too high temperature in your growing area.
No, too much water does not make the leaves of a citrus tree curl. Hot sunshine is what makes the leaves curl and twist.
stunted plants leaf curl up as a cup shape hard leaf midrib yellow leaves
Snake plant leaves may curl due to overwatering, underwatering, low humidity, or exposure to extreme temperatures. These factors can stress the plant, causing its leaves to curl as a response.
Makahiya leaves curl when they are touched or disturbed as a defense mechanism against predators. This reaction is triggered by the plant's ability to rapidly move water from certain cells, causing the leaflets to fold inward and appear wilted.
Tomato leaves curl up due to various reasons such as stress from environmental factors like extreme temperatures, lack of water, nutrient deficiencies, or diseases. This curling is a natural response by the plant to protect itself and conserve water.
Leaves on a peace lily may curl up due to several factors, including underwatering, overwatering, or low humidity. If the plant is not receiving enough water, the leaves will curl to conserve moisture. Conversely, overwatering can lead to root rot, causing the leaves to curl and potentially turn yellow. Additionally, peace lilies thrive in humid environments, so low humidity levels can also cause leaf curling.
aphids
Tomato leaves curl due to various reasons such as environmental stress, nutrient deficiencies, pests, diseases, or genetic factors.
Leaves curl on tomato plants due to various reasons such as heat stress, nutrient deficiencies, pests, diseases, or herbicide damage. These factors can disrupt the normal growth and function of the plant, causing the leaves to curl as a response to the stress.