Selecting the appropriate fertilizer is key to promoting larger hydrangea blooms. Look for a balanced fertilizer with a ratio such as 10-10-10 or 14-14-14
The timing of fertilizer application significantly impacts hydrangea bloom size. Feed hydrangeas in early spring as new growth begins and again in early summer.
Incorporate organic matter into your soil to enhance its fertility and structure. Compost, well-rotted manure, and leaf mold improve soil quality
Hydrangeas need consistent moisture to thrive and produce large blooms. Water deeply and regularly, especially during dry spells, to keep the soil evenly moist.
Hydrangeas' bloom color and size can be influenced by soil pH. For blue blooms, maintain slightly acidic soil
Proper pruning encourages healthy growth and larger blooms. For hydrangeas that bloom on old wood
Ensure your hydrangeas receive the right amount of sunlight. Most hydrangeas prefer morning sun and afternoon shade
Keep an eye out for pests and diseases that can affect hydrangea health and bloom size. Common issues include aphids