A method of providing an article of apparel (110; 210; 1210) having a printed knit textile region, the method comprising: knitting a tubular knit textile (112; 312; 1212) having an internal side and an opposite external side configured to be exposed during use, the tubular knit textile (112; 312; 1212) being expandable; placing the tubular knit textile (112; 312; 1212) on a tubular platen (216; 416; 716; 816; 1116) in a registration print arrangement with a print head (214; 714; 1114); and while retaining the tubular knit textile (112; 312; 1212) in the registration print arrangement with the print head (214; 714; 1114), printing an ink design on the external side of the tubular knit textile (112; 312; 1212), characterized by forming: a series of parallel rows of loops on the external side from an arrangement of interlocked loops forming the tubular knit textile (112; 312; 1212), the rows of loops each having a pair of opposite side portions and a top portion therebetween facing outward from the tubular region (112; 312; 1212) and; a plurality of channels on the external side between adjacent ones of the parallel rows of loops, each of the plurality of channels including a base channel portion facing outward from the tubular region (112; 312; 1212) and opposing side portions (996, 998) of the adjacent rows of the loops that form the channel, the tubular knit textile (112; 312; 1212) being expandable in a lateral direction generally transverse to the plurality of rows and channels; expanding the tubular knit textile (112; 312; 1212) in the lateral direction and increasing a width of the rows; and printing the ink design on the external side of the tubular knit textile (112; 312; 1212) including applying ink to the parallel rows and the base channel portions. knitting a tubular knit textile (112; 312; 1212) having an internal side and an opposite external side configured to be exposed during use, the tubular knit textile (112; 312; 1212) being expandable; placing the tubular knit textile (112; 312; 1212) on a tubular platen (216; 416; 716; 816; 1116) in a registration print arrangement with a print head (214; 714; 1114); and while retaining the tubular knit textile (112; 312; 1212) in the registration print arrangement with the print head (214; 714; 1114), printing an ink design on the external side of the tubular knit textile (112; 312; 1212), characterized by forming: a series of parallel rows of loops on the external side from an arrangement of interlocked loops forming the tubular knit textile (112; 312; 1212), the rows of loops each having a pair of opposite side portions and a top portion therebetween facing outward from the tubular region (112; 312; 1212) and; a plurality of channels on the external side between adjacent ones of the parallel rows of loops, each of the plurality of channels including a base channel portion facing outward from the tubular region (112; 312; 1212) and opposing side portions (996, 998) of the adjacent rows of the loops that form the channel, the tubular knit textile (112; 312; 1212) being expandable in a lateral direction generally transverse to the plurality of rows and channels; a series of parallel rows of loops on the external side from an arrangement of interlocked loops forming the tubular knit textile (112; 312; 1212), the rows of loops each having a pair of opposite side portions and a top portion therebetween facing outward from the tubular region (112; 312; 1212) and; a plurality of channels on the external side between adjacent ones of the parallel rows of loops, each of the plurality of channels including a base channel portion facing outward from the tubular region (112; 312; 1212) and opposing side portions (996, 998) of the adjacent rows of the loops that form the channel, the tubular knit textile (112; 312; 1212) being expandable in a lateral direction generally transverse to the plurality of rows and channels; expanding the tubular knit textile (112; 312; 1212) in the lateral direction and increasing a width of the rows; and printing the ink design on the external side of the tubular knit textile (112; 312; 1212) including applying ink to the parallel rows and the base channel portions.