The Grow More Hydrangea Blueing Formula has an aluminum sulfate that helps in forming acid oil conditions for the hydrangeas. It can also be used for azaleas, rhododendrons and camellias. This product helps and enhances blue color in hydrangeas.
Rates and combinations:
1 tablespoon per each foot of plant height, 2 lbs. per 8,000 sq. ft.
* See label for complete application instructions
- UPC: 080986075391Be sure to follow the directions and use the recommended amount for the size of your hydrangea. You don’t want to overdo it hoping to get a deep blue hydrangea. Even though this is an organic element, you can easily apply too much and/or too often.
Make sure the soil is moist when you apply the Hydreangea Blueing and water it in well when you’re done. The water which works it in and makes it effective. If your garden isn’t on drip or you don’t get consistent summer rains, then water with the hose or a watering can.
A 2 – 3” layer of compost around the root ball will add nourishment and help to conserve moisture. Hydrangeas aren’t drought-tolerant plants so you should be watering them anyway!
Applying this is a slow process when it comes to Hydrangea color change – don’t expect immediate results. However, the results are long-lasting but the Hydreangea Blueing will need to be applied in subsequent years to keep the color blue(ish). It’s not a 1 season deal and your hydrangea stays blue.