Rainbow Road Paradise Seeds

I am having some issues with this one and only plant. she is getting what the rest are getting but her leaves are showing like signs of a potassium/calcium deficiency. if anyone has an idea what it could be pleaseeee do let me know. found some thrips recently last week and i think i caught them early and am still fighting them with Athena IPM at 25ml per L foliar spray jumpuing 3 days in between. rest of the plants look fine even after the ipm mix. soooo turns out it was all kinds of deficiency's probably wasent feeding enough now went up on pk boosters lets see how it does. i knew this plants would be more sensitive from the others due to its characteristics from young