For high success rates with grafting and ease of application I have started doing more and more approach Grafting.
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https://www.youtube.com/watch?v=E8qtEjRY_I0
All you really need is some citrus, a knive, a fork and a cup or container. It's super easy super healthy and super delicous.
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https://www.youtube.com/watch?v=PdLdcA4sK_g
Climbing and pruning large branches on the ice cream bean to make way for internet signal and harvest tons of fruits and mulch.
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https://www.youtube.com/watch?v=QW5Zem6mft8