Ratings Breakdown
4%
2%
13%
18%
63%
Rated 4.3 by 201 people
Pros from Reviews
- Inexpensive
- Works nearly immediately
- Rapidly drops pH
- Easy to use
- Excellent results as mordant
Cons from Reviews
- Very Dusty
- Does not dissolve well in water
- Not recommended for acid-loving plants
Notable Features
Acidifying
Hydrangeas Blue