Want this question answered?
Yes
It gives a good effect on roses but that'd all I know
Yes, coffee grounds are good for citrus trees.Specifically, coffee grounds have about twice the nitrogen content that it has of phosphorus and potassium. They improve soil fertility and encourage soil food web life. For example, they repel slugs but attract earthworms.
Yes! Sprinkle used coffee grounds around plants before rain or watering, for a slow-release nitrogen.
No. Coffee grounds are good for worms. They assist in the worm's digestion.
Yes, if you want acidic compost..They are very good for azaleas and other acid loving plants.
this question has vexed the profession for many many years, and although it has yet to be satisfactorily answered what is agreed is that the used coffee grounds send slugs into caffeine heaven before they explode. (much in the same way that beer does, but without all the empty calories)
Coffee filters keep the coffee grounds from falling into the finished coffee during brewing. Coffee grounds are necessary for percolating, but are not good to drink because they have an unpleasant texture. Coffee filters are very effective for this purpose.
Coffee grounds should be considered "green material" when added to a compost pile. They are also a good source of nitrogen for the compost. Because of the size and consistency they breakdown fast in the compost pile, faster than other materials so the speed should not be of much concern. Actually, coffee grounds can be spread directly around established plants. Worms seem to love them as food and they quickly incorporate the grounds into the soil so this is a bonus for the plants and soil.
Yes
Used coffee grounds are a great soil amendment. High in acid they are fine for dogwood trees. Most insects do not like coffee grounds and will avoid them, so spreading coffee grounds around a dogwood will also help rid you plant of over wintering leaf eating insects.
Yes. Used coffee grounds are being used for firelogs. A process of compacting and drying the used coffee grounds has been in place for several years. Used coffee grounds also make a good soil amendment and is a favourite food for worms in a vermifarm.