Blue One 30g

Blue one is a soil amendment to enhance the pure blue colour of blue Hydrangeas. Blue One Lowers the pH in a neutral or alkaline soils which results in amazing blue b looms. For astounding blue hydrangea blooms, soil pH should be in the range of 5.0-5.8. 

• Simply sprinkle content of pouch on soil surface in one easy step.
• No need for mixing, measuring or diluting in water

Existing Plants:
Simply tear opened pouch and sprinkle blue one evenly on top of container soil according to the chart below. blue one has a release time of approximately 2-3 months (at a 21°C average soil temperature). Re-apply as needed.