Just done some quick googling: is liquid gypsum worth trying to “inject “ around roots using a length of pipe pushed into soil around roots?

Thanks everyone for your responses.Not sure how practical the raising up is - my murrayas are in a row of approx 30 m long, forming the hedge between ...

Thanks MitchellRegarding your questions:How wet is the soil in that section? After watering or rain, how long does it take for the soil to dry out? Th ...