How Pennsylvania Auto Insurance Rates Are Determined. Just as it is in other states, in Pennsylvania, auto insurance is more expensive when the company providing your policy views you situation as more of a risk.
1 All trees, no matter how tall, have shallow roots. They go out, not down. Even a big tree's roots rarely go further down than 6.5ft (2m) and most are in the first 23.5in (60cm). 2 They rarely find their way down the water table but rely on rain water. 3 Roots anchor the tree and draw in moisture.
1 Pine trees are not known for having invasive root systems but if the soil is dry roots will go where the water is. 2  Most roots grow within the top foot (30 cm) of the surface.