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Re:Show HN: Growing Wine Grapes in My Parents' Basement by gbrindisi on Friday October 02, 2020 @01:13PM (#24664735)
Awesome work!

I’m trying to grow wine grapes cuttings in house, in soil for fun and so far I’m very unsuccessful.

Do you have any advice for tuning optimal settings like temp, humidity, light exposure etc?

Re:Show HN: Growing Wine Grapes in My Parents' Basement by jmheflin on Friday October 02, 2020 @01:27PM (#24664868)
Thanks!

The first thing I would do is check to see if the cuttings are producing roots. You may see budbreak on cuttings without roots, but they will soon shrivel and die due to lack of water. Try rooting the cuttings in a 75:25 perlite:peat mixture while keeping the rooting zone warm 25-29°C with a heat mat or soil heating wire. Water every other day and dip the cuttings in rooting hormone or soak the root end in hormone overnight before you start. You should get roots and budbreak in 2-3 weeks.

Re:Show HN: Growing Wine Grapes in My Parents' Basement by pvaldes on Friday October 02, 2020 @09:46PM (#24668826)
If you are in Europe DONT do this, grapes need to be grafted into resistant rootstock to avoid Philoxera.

This would turn into a plague sanctuary, and would be a particularly bad thing in vineyard's country. Eventually the professionals will discover it and will turn really angry by that.