Asthma weed (Parietaria judaica) is related to stinging nettles, and the sticky hairs on the plant’s leaves and stem may produce a skin rash in sensitive people who come into contact with the plant. The pollen of asthma weed may also trigger hay fever, conjunctivitis, rhinitis and asthma. This weed is declared 'noxious' in many municipalities around Sydney and must be eradicated if present.

To ensure good, effective control, thisweedshould be eliminated before it flowers for two reasons: - This avoids seed proliferation before the plant flowers, and consequently any risk of allergies; - The plant is still in its growth stage, so less weedkiller is required to destroy it. We recommend applying Roundup Fast Action Ready-to-Use Weedkiller for effective control!

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