What causes mold on a cactus and in the soil?

Well, I would re-pot with the sand soil mix. Water sparingly and give it filtered sun.

I am by no means an expert, but this what I have learned. If you want to fix your lawn, it isn't a one and done or one month of...

Black mold has a distinct smell, which is close to dirt and the underside of wet, rotting leaves. The mold is also, of course, black in coloring.

My best guess is that the pebbles and brick contain limestone, which is easily dissolved in water and will raise the pH of the soil. You'll have to water with...

1. Scrub off any loose algae on the walls of the pool. 2. Vacuum up any algae on the bottom of the pool. 3. Shock pool. 4. Test chemical levels...

Mold is almost always a sign of over-watering. It's probably a good idea to stop watering your plant so often if you see mold developing. Then, dry your plant out...

Try gently wrapping a paper towel or piece of paper around the cactus to move it, then remove the paper when you're finished.

There's no easy answer to this since it's the female hormones which are over exciting the other dog. Even neutered males will become over-excited when near a female in heat.

Yes, to both questions. Aeration twice a year (with soil more dry than moist) and leaving the plugs to naturally break down will help greatly. Top dress with a light...