Yes. Bougainvilleas like acidic soil and coffee grinds are very slightly acidic. In addition they increase the porosity of the soil. However coffee grinds should not exceed about 1% of the soil volume.
no
A compost is generally a great place to put the grinds from a coffee press! Other than that, the garbage is an option
As fertilizer. Google the words 'coffee grinds as fertilizer" on the Internet and you will find how it can be done.
A mill is for grinding things. A coffee mill grinds coffee beans so that you can brew coffee from them. A spice mill grinds spices. A grain mill grinds wheat or other grains into flour.
No.
It means you should be at the doctors.
do I need to use my grinds first or I can use unuse grinds directly on my plants?
i don't know about a cofee maker, but i know that a coffee maker makes coffee. or if you don't put in the grinds you will get hot water in a pot.
Coffee grinds are good, in moderation, in the soil of alkali loving plants.
No
No
plants will grow in coffee grinds as long as it is mixed with soil