The Cheat Sheet Said 4 ml/L. The Feed Chart Says 1. Here’s Which One We’d Trust With Our Own Reservoir. A grower messaged us a photo of two Bloom documents open side by side: our own cheat sheet, printed with a 4 ml/L dose for Pre, and our own feed chart, printed with 1 ml/L. Same product, same
Plenty of home gardeners who collect seaweed from the shore skip the bucket-and-steep step entirely and just dig the fronds straight into a garden bed, or toss them on the compost pile. It feels like the same move as making a kelp tea — same raw material, same idea of feeding the soil — but
Burying Seaweed in the Garden Isn’t the Same Chemistry as Steeping It Read More »
Serious cut-flower and greenhouse operations test their irrigation water before they build a feed program on top of it. That test comes back with ranges — calcium, magnesium, sodium, chloride, electrical conductivity — and those ranges decide what a grower actually needs to add. Read against Bloom CAL‘s own declared analysis, the two line up
What a Greenhouse Water Test Is Actually Checking For — and Where Bloom CAL Fits Read More »
Specialty collectors — bonsai benches, orchid racks, small succulent and terrarium setups — are some of the heaviest users of dropper-bottle silicon supplements, added a few drops or milliliters at a time to a reservoir that might hold less than a liter. It’s a category where growers genuinely compare labels side by side before buying.
Kelp meal and raw seaweed have been pitched to field growers for decades as a cheap, natural way to add minerals back into working ground. The pitch usually stops at “it’s full of nutrients” — which is true, as far as it goes. What rarely gets asked is how much of that bulk is actually
The Potassium Budget Hidden in a Ton of Raw Seaweed Read More »
There’s a persistent piece of garden-forum advice that says you can pull humic acid out of leonardite, compost or even garden soil yourself with nothing more than kitchen vinegar — soak it, strain it, and you’ve made your own humic concentrate for a fraction of what a bottle costs. The chemistry behind humic acid extraction
Can Vinegar Pull Humic Acid Out of Leonardite? The pH Math Says No Read More »
Flowering season has a way of turning a “we’ll grab more next week” supply habit into a scramble. If Seafuel is part of a finishing program, the better question to ask before the room flips to flower isn’t just how much to buy — it’s how that bottle holds up sitting in a cabinet for
Stock Up Before Flower: Why Seafuel’s Process Is a Shelf-Life Decision Read More »
Most of what gets said about Bloom CAL focuses on the obvious headline numbers — the calcium, the magnesium, the iron DTPA chelate that holds up in high-pH water. The label carries a fifth declared nutrient that almost never comes up: zinc, at 0.0360%, chelated as zinc EDTA. In a passive semi-hydro or LECA reservoir,
The Fifth Nutrient on the Cal-Mag Label Nobody Mentions Read More »
Aloe vera shows up constantly in propagation-bench folklore — slice a leaf, squeeze the gel onto a fresh cut, and growers swear the cutting roots faster. There’s a real, if small, body of research behind that instinct. What gets skipped almost entirely is a separate question: does the aloe gel on your shelf, in a
The Aloe on Your Shelf Isn’t the Aloe in the Trial Read More »
Specialty collections — bonsai, orchids, succulents, anything grown in small numbers with close attention — tend to attract trace-mineral products that promise a long list of “beneficial elements”: cobalt, silicon, selenium, sodium, vanadium, titanium, aluminum, and others, usually bundled together in one bottle under a full-spectrum label. The word “beneficial” is doing a lot of
Ten Elements Get Called “Beneficial.” The Evidence Behind Them Isn’t Equal Read More »
