AsNoriuanswered grow question 4 months ago Bud rot !!!!
Get rid asap of infected part !!!
Chop all plant now and take loses.
From feed she is pale, was missing all NPK.
Necrosis from lack of phosphorus, pale from lack of Nitrogen.
All IDIOTS below me should be banned from answering questions.
Bud rot infection spreads fast, some early stages of it not visible for human eye. Its pouson to smoke for liver and lungs. Get rid of all infected colas, straight to toilet or burry deep. Mold spreads by air, so better do early chop with wet trim.
Mooncat , look at feeding schedule yourself before stating something, sad ....