While I was going to buy I got some confuse on these two products in the market and am unable to understand which should I buy. could somebody give good explanation for buying best Solar charge controller.

While I was searching got this video and it is sample that I can't tll you how much it is.
Watch this video and you are in the way to use it in yoru homes or gardens.

Does anyone made Solar Powered Tiller in India? if so what is the cost of this tiller and does this really tills the soil like generator soil tiller?

Could someone please explain to me where the minerals for the Plants come into the system? If they only get nutritions, then they must have less iron, potassium, cink, magnesium, ... than plants from fields. Or am I wrong?

I used straw/hay as mulch in my vegetable garden. Should I worry that some of the straw has started germinating?

Can i reuse the soil when plants are harvested, like carrots, radishes or cabbage? or do i have to throw it and use new soil for new plants?

I am looking to use Solar panel for my home in order to save some money from free energy. I was searching from last few days, but still unable to resolve which one shouls I use and why?

Please specify Solar panel too with size as I would buy 10 AMP Solar charge controller because it is cheap.

Does this will automatically connects to battery when their is no sunlight. please clearly guide me as I am interested to use small led lights and a mini fan.

While I was browsing on internet suddenly got this information on Rhubarb. I have never seen in India because I wont go to super markets.
Can somebody tell me where do I find in the market also how to grow them in India. I am hearing Rhubarb has more benefits to us.

When is the best time to start a garden? I have some seeds I want to plant, is it too late to plant seeds?