Dock
Dock (Rumex obtusifolius) is a relatively common tap-rooted weed that in found throughout New Zealand, however because of its size it
Problem Overview
Dock (Rumex obtusifolius) is a relatively common tap-rooted weed that in found throughout New Zealand, however because of its size it is not common on lawns. Closely related species such as fiddle dock (Rumex pulcher) and sheep’s sorrel (Rumex acetosella) are likely to be more common in lawns. It has very large (up to 250mm long) wide, erect, round tipped leaved that are bright green in colouration.
Solutions
All turf types: Dock is controlled using a selective herbicide such as 2,4D & Dicamba (Banvine) applied at label rates. It is preferable to apply these products from September until May when the plants are actively growing.
Fine turf species will also be affected if these products are applied to lawns that are suffering from heat stress or moisture stress. In these circumstances it is advisable to apply fertilizer and irrigate for 7 - 10 days prior to application to ensure that the lawn is in a healthy state prior to spraying.
Other Similar Lawn Problems
Chickweed
Chickweed (Stellaria media) and mouse eared chickweed (Ceratium glomeratum) are part of a number of different types of weeds that are referred
Yarrow
Yarrow belongs to the Asteraceae (Compositae) family, and in the vegetative state resembles a number of other turf weeds from this family.
Summer grass
Summergrass is a term used to describe a range of annual subtropical annual weeds the seeds of which are endemic in
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