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some coco coir I see comes in bricks that say they expand. Do you just put them in water to make them expand? I have heard that you don't need to mix anything with coco coir but some people put coco coir\perlite in a 60\40 ratio. Is perlite preferrered? You are supposed to use special nutrients...

I was wondering if you could use lst to increase the number of "tops" to be able to get more clones of a mother plant in lets say 4 weeks. Would there be a increase in the number of clones? Would you get more clones of a plant.

organic mix 1 bale Promix (3.8 cu. ft.) 4 cups bone meal - (phosphorus source) 4 cups blood meal - (nitrogen source) 1 cup epsom salts - (magnesium source) 3 cups dolomite lime - (calcium source & pH buffering) 4 cups kelp meal. 1 bag (25 lb.) worm castings this is of high grade and is...

I thought of the possibility that a me as a grower may have a problem finding promix but I am able to purchase the ingrediants to make promix. I have no idea if it would be cheaper per cubic feet but I saw all ingrediants at my local walmart and other stores so its available to most people in...

I was wondernig what areas are the best in the woods to get a good soil. Is there any type of other plant or area such as a field which has soil to mix with my other high quility store bought soil.

Does anyone have any idea of a strain that would give a awsome yield in sea of green? I have heard white widow can yield very high in sog but that was a will ago. Any other idea's for a strain succesful in sog?

I want to purchase a 600w hps in canada. I am looking for a price around 250-300 dollars us or canadian. Does anyone have a low cost place to buy hps light systems that order to canada.

can you suggest a organic fertilizer you can mix with your soil that works good with pro-mix. How well does FoxFarm Marine Cuisine work.

ever heard of Supercritical co2 extraction of honey oil.

1 light socket and 1 plug in socket enough to run 425 watts?

I now this can vary from person to person but what is your idea of the best soil to grow you marijuana the fastest and healthiest.

I was reading a very interesting post were you take clones from a mother plant and after the clones are rooted you don't veg but instantly flower. You use a small pot and in the end, you get 1 big bud that weighs 1 ounce dried. I was wondering would there be a major lose is thc content? this...

can you force flower outdoor plants in june or something by putting something over the plants to fake a 12/12 light sceduele. Or would you have to veg indoors and put the plant outdoors in may or april were it has a 12/12 light cycle because of the early month.

I have reading this post https://www.rollitup.org/view.php?pg=faq&cmd=article&id=488 I was wondering what type of pump would you use in aeroponics? How long is the ideal length to run the pump? I have heard people with run the pump for 2 minutes then a 4 minute rest for the pump again and again...

I was wondering anyones opinion on use of gravel instead of expanded clay pellets. Were I live expanded clar pellets are not common and I would have to drive 3 hours away and back to get expanded clay pellets. It gravel just as good as a growing median?

I started seedlings in soil and washed the soil off and inserted the plants and roots into the netpot. After about 12 hours the leafs started curling down a little. Is this normal after a transfer into a DWC.

I have made homamde ph testing papers but I need something to actually adjust the PH. This is for a DWC Hydroponics setup. I have heard you can use baking soda and vinegar to adjust PH. Is this true our is their other household items that can be used to adjust PH?

I was thinking of a idea but I am still not sure if it is possible. You can make a winter greenhouse as I have heard and people grow plants in the winter. Usually these greenhouses have propane greenhouse heaters which I can buy. If I were to grow marijuana during the winter outside I was...

I was wondering If anyone has tried a winter grow and harvest in a greenhouse. I now you can get propane greenhouse heaters. I live in southern ontario and was wondering if this would be possible. There are many factors to take into effect such as flowering and the strain to use. I have some...