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Does anyone know how long it should take for symptoms to stop spreading once the plant has enough mg? Whats the best dosage of Calmag for foliar spraying? How long should i wait before respraying?

I am currently growing WW and Blue Berry under a 1000w light. Most of the BB are showing rolled margins. It looks exactly like heat, water, or wind stress. I flushed a week ago and let the soil dry real good before watering again yesterday. The rolling of the margins was progressing for a couple...

I've been growing for many years now but this will be my first time actually posting a grow journal. After a fairly embarrasing attempt at reworking the nutrient schedule on my last grow I'm going to try and get back to basics. I welcome any advice anyone would like to offer during the grow and...

I started another thread a couple weeks ago looking for where to buy a product called Griffin's Spin-out. It is a coating for pots that prevents roots from growing in circles around the bottoms and sides of containers. Nobody knew where to get it but I have finally found a source for both...

Does anyone know where i can order griffin's spinout from? Been looking everywhere and can't find anyone on the internet that sells it but that seems impossible.

So I've grown thousands of plants in my career and I have never seen anything like this. I am currently growing White Widow and Sadhu. During Veg one of the White Widow started getting "double decker" leaves. They looked like normal leaves with a smaller leaf growing out of the spot where all...

The ph of the soil in my grow has worked it's way down to 4.8! I first noticed that the ph was too low over a week ago and since then i have been watering with neutral water no nutes. I don't know exactly what the ph was when i began giving them neutral water but they are looking worse and...

What is the proper ratio of soil to water when trying to determine soil ph with a ph pen? Should the water be adjusted to neutral?

Up until my current grow i have been using rectangular sun system reflector hoods. For this grow I switched to the vertizontal hood(not sure of manufacturer). The Vertizontal is octagon shaped and is 4 feet wide. Even though it is slightly more expensive($150) than other hoods, I wanted to...

I am doing a soil grow in 5 gallon pots. The ph of the water I am using is 6.8. I just tested the soil ph and it was 5.9. What is the quickest and easiest way to get my soil ph up to 6.8?

What is an average per plant dry yield of a white widow? Particularly, what is the average yield of WW plants that are about 18-20 inches tall at the start of flowering?

What has been your highest per plant dry yield and what was the strain? What is your highest yeild in terms of grams per watt? What is your highest yield per square meter? What is your highest total yield?

If a plant is suffering from magnesium lockout due to soil ph, will it absorb magnesium from foliar spraying?