This is one of our grand leaps down the rabbit hole…0-10-10 fertilizer for bonsai. It has very limited uses, and yet it’s often touted as THE fertilizer for all bonsai in the fall.
The 0-10-10 fertilizer is essentially for maximizing blooms, or perhaps, when you plant a perennial, you might get its roots better established without much top growth. For a bonsai garden with many non-blooming species present, the recommendation to use it exclusively in fall is on very shaky ground.
The urge to outthink how a plant works is fairly common to most who grow plants. We all do it. Certainly this is where the mis-use of 0-10-10 for bonsai started.
0-10-10 has no nitrogen in it (nitrogen is the first number of the three).
- And yet every cell process, even…
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