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Hyssop loosestrife (Lythrum hyssopifolia) is a widely distributed weed in the south west of Western Australia.
Summer weeds can rob subsequent crops of soil nitrogen and stored soil water. They can also reduce crop emergence by causing physical and/or chemical interference at seeding time.
Spray-topping is a very effective method for managing annual grass seed set in pastures.
Spray-topping or pasture topping is the application of a sub-lethal rate of herbicide when grasses are coming into head and flowering.
The Pome and Summer Fruit Orchard Spray Guide 2020-21 provides information on chemical products, both registered and those as minor use permits, to control insect, mite and mollusc pests, diseases
This article contains useful information about variegated thistle (Silybum marianum) and how to identify it.