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Problems involving trees, shrubs, and ground covers

Photo courtesy of Perry.

Symptoms: Interveinal chlorosis of London plane tree. Note new growth is initially unaffected.

Diagnosis: Damage caused by the herbicide tebuthrion.

Solution: Apply herbicide carefully and avoid doing so when the weather is breezy or windy, which can cause the chemical to drift.

Photo courtesy of Perry.

Symptoms: Chlorosis on growing tips of escallonia.

Diagnosis: Damage from Roundup.

Solution: Apply herbicide carefully and avoid doing so when the weather is breezy or windy, which can cause the chemical to drift.

Photo courtesy of Perry.

Symptoms: Veinal chlorosis in top foliage of zelkova and overall chlorosis in bottom foliage of xylosma.

Diagnosis: Damage from the herbicide diuron-bromacil.

Solution: Apply herbicide carefully and avoid doing so when the weather is breezy or windy, which can cause the chemical to drift.

Photo courtesy of Perry.

Symptoms: Chlorosis and browning of leaves on toyon.

Diagnosis: Damage from atrazine.

Solution: Apply herbicide carefully and avoid doing so when the weather is breezy or windy, which can cause the chemical to drift.

Photo courtesy of HortScience, Inc.

Symptoms: Necrosis of eucalyptus leaves.

Diagnosis: Damage resulting from herbicide toxicity.

Solution: Apply herbicide carefully and avoid doing so when the weather is breezy or windy, which can cause the chemical to drift.