This is an old gardening myth that just wonât rot away! This common, incorrect, advice goes as follows: if your soil is alkaline (ie has a pH above 7) and you want to make it more acidic, add pine needles to the soil. Since pine needles are acidic they will acidify your soil.
1 According to eHow.com, the price of the asphalt is between $85 and $150 per ton. 2  The cost varies depending on the current price of oil. 3  At Aestone.com, standard mixes of hot mix asphalt cost $52 â $60 per ton. 4  Specialty mixes can cost upwards of $75.
Still, this is a good indication as to the variations you can expect in current propane prices from propane companies. Current propane prices per gallon are higher than they were last year. According to the US EIA, the average national current propane price is $2.76 per gallon (23 December 2013).