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According to the US National Institutes of Health (not politicized yet, thankfully), perlite dust is NOT hazardous. Here is a great source for more information - the relevant information is in the Abstract. That being said, I have some bronchial issues of my own, so I wear a simple dust mask when working with perlite and soilless mix - I just don't like ...


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Here's what makes these stones mysteriously appear. Stones are better conductors of heat than soil, so the stone conducts heat away from the warmer soil beneath it. That colder soil under the rock then freezes before other dirt at the same depth. Remember that when water freezes it expands. So, when the water in the soil under the rock freezes, it expands ...


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I would add the sulfur as gypsum/calcium sulfate . Then there is no time delay while the sulfur flowers ( powder) slowly oxidize to sulfite or sulfate when they will become water soluble. Gypsum is lower cost and more available and has limited solubility so will act slowly. I would just water in gypsum as that takes the least work. I think people who ...


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Elemental sulfur must dissolve over a period of time in order to affect pH. If you're intending on planting blueberries this year, then you should scatter the sulfur on top of the mulch, working it into the mulch but not into the soil. You only need to do this twice a year (I usually applied sulfur in the spring and then again in late summer). After you've ...


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I use Turface in my cactus media mix. I would absolutely recommend it as a substitute for vermiculite. Vermiculite breaks down over time and can no longer do what it's supposed to. I prefer Turface over perlite or vermiculite. Perlite floats when you water the plant and the little white balls cling to the stems and do a good imitation of mealie bugs. My ...


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That discoloration is absolutely minimal, the drooping is usually a sign of lack of water not the other way around, but you never know. Your plant looks better than half of my seedlings at the moment, but I have so many of them they tend to get neglected


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