By Yarn Type

ANY WEIGHT: Worksheet instructions for knitting to desired size with any yarn. Easy measurement calculations, needle size and yardage guidelines.

LIGHT WEIGHT: Yarns in this category generally measure 16 WPI^* or more, and include types referred to as lace^**, baby, fingering, sock, 2-ply Shetland, jumper weight, and UK 2-ply, 3-ply, and 4-ply. Includes CYCA^*** standard weights

MID-WEIGHT: Yarns in this category generally measure 13 - 15 WPI^*, and include types referred to as sport, DK (double knitting), 3-ply Shetland, and UK 5-ply, 6-ply and 8-ply. Includes CYCA^*** standard weight

HEAVY: Yarns in this category generally measure 10 - 12 WPI^*, and include types referred to as knitting worsted, Aran, UK 10-ply and 12-ply. Includes CYCA^*** standard weights

BULKY: Yarns in this category generally measure fewer than 10 WPI^*, and include types referred to as bulky and super-bulky or chunky. Includes CYCA^*** standard weights

* WPI = wraps per inch is a designation of yarn thickness. How to measure wraps per inch.

** Lace weight yarns are usually knitted on larger needles to create lacy, openwork patterns. The planned gauge will be stated in HeartStrings pattern.

***Craft Yarn Council of America - Yarn Standards;