I hold incredibly unyielding dirt within my spinal column courtyard but would resembling to grow grass.? There used to be grass out there but over the years next...

There used to be grass out there but over the years next to having dogs it leisurely started dying. A few times a year through out the spring/summer we tried planting new grass and it would start but would eventually die too. Now nearby is basically no grass out within anymore and the dirt is like a brick. I own tried to break it up so the roots from the grass can get established but once I bring it wet it re compacts and the roots can't bring down in the dirt. My quiz is what can I do or add to the dirt to receive it not so hard? If it help any I live in the northeast so it is a touch too cold now but would similar to to know what I can do so I can get started as soon as it starts to heat up up. Oh and the area I want grass generally only get morning and early afternoon sun.
Answers:    CALCIUM! Get a soil check; you're probably way large in magnesium. Use hi-calcium lime if your pH is low, gypsum if it isn't. Try to seize the area subsoiled as economically as tilled (watch out for septic lines if you have them). Adding sand and compost will also give a hand. And keep the dogs bad!
Grass, like any plant wishes a good bottom to grow. I would perhaps hire a rotavator to really break up the surface and remove any roots etc, consequently maybe bring back a load of upright topsoil and then turf. A garden heart should be able to push for what kind of turf you necessitate, and go from near. Good Luck!