How do I graft a bud?

You would graft into each stitch as it is, purlwise for garter and knit for stockinette.

If you are doubling the thread, pick up the loop - either from a purl "bump" or from the knit section, and try it from there. I've never done this...

It is possible to bring the cast on edge to the row being knit and simply knit the cast on and the live stitch together. This will eliminate having to...

Use vermicompost plus cowdung manure. Use this mixture as organic fertilizer and your plant should start flowering.

The summer is the best time for grafting, but you could do it in the spring as well. However, you must make sure there's no danger from any sudden frost.

Yes, you can. Just follow the regular grafting procedure, and your vines will flourish!

Grafting is often done to produce fruit that is "true to form." If you find a tree that produces the best fruit you've ever had, planting its seeds may not...

No. You can generally only graft between members of the same genus. Apples can often be grafted to quinces, or even pears, but not to stone fruits.

Yes, new branches will appears to replace the bud. If you want to stimulate flowers, remove the wilted ones.