Hydrangea macrophylla (Bigleaf Hydrangea): This variety is most commonly affected by soil pH. It includes both Mophead and Lacecap types. The color change is most dramatic in these hydrangeas.

We may receive a commission on purchases made from links. If you have leggy or struggling plants, it's often a sign that you should test the soil's pH level. You can invest in professional testing; ...

Healthy plants are the most critical component of a thriving garden. And one of the best ways to keep them that way is to make sure your soil’s pH level suits their needs. Every plant requires a ...

Hydrangea enthusiasts are buzzing about how to deadhead their plants and tweak the colour of their blooms over time. Social media is awash with tips on using blueing agents like aluminium sulphate to ...

To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which affect the fertility, pH and quality of the soil. This is the case ...

If you've always wanted pink and purple French hydrangeas but your plants stay stubbornly blue, try this soil amendment that's hiding in your fireplace.

Spring is in the air, and your garden is begging for attention. You’ve got seeds lined up, compost ready, and dreams of a ...

David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...