How to Keep Blue Hydrangeas Blue
How to Keep Blue Hydrangeas Blue
169.8K views10 months ago
wikiHowBen Barkan
To adjust the color of hydrangeas, you're mostly working with the soil pH—because hydrangea color is pH-dependent. Here's how to change them: --- 🌸 To Make Hydrangeas Blue Lower the soil pH (more acidic, below 6.0) Add aluminum to the soil, which is needed for blue color 🧪 How to do it: Mix in aluminum sulfate (follow package directions) Mulch with pine needles, coffee grounds, or peat moss Avoid lime or high-phosphorus fertilizers (they block aluminum) --- 🌸 To Make Hydrangeas Pink Raise the
1:02
To adjust the color of hydrangeas, you're mostly working with the soil pH—because hydrangea color is pH-dependent. Here's how to change them: --- 🌸 To Make Hydrangeas Blue Lower the soil pH (more acidic, below 6.0) Add aluminum to the soil, which is needed for blue color 🧪 How to do it: Mix in aluminum sulfate (follow package directions) Mulch with pine needles, coffee grounds, or peat moss Avoid lime or high-phosphorus fertilizers (they block aluminum) --- 🌸 To Make Hydrangeas Pink Raise the
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