Meaning of graft union in English:

graft union

noun

  • The point on a plant where the graft is joined to the rootstock.

    ‘The bulge where the parts join, called the graft union, gets planted just at or below ground level, depending on your climate.’
    • ‘Suckers are vigorous canes growing from the rootstock below the graft union on grafted roses.’
    • ‘Plant the graft union, the bulge where the top joins the bottom, 2 to 6 inches below the soil line in cold-winter climates, slightly above the soil level in warmer regions.’
    • ‘Next, locate long thin canes and canes that grow from below the graft union, if the plant is grafted.’
    • ‘Plant roses with the graft union 2 to 3 inches below the soil line in cold-winter climates, slightly above the soil level in warmer regions.’
    • ‘Where winter temperatures drop to - 10F or colder, plant the graft union 4 to 6 inches deep.’
    • ‘You'll know a tree is on grafted rootstock if you see the graft union - a change in bark pattern or a ridge toward the base of the tree.’
    • ‘To tell if your tree is grafted, look for the graft union - the spot where the two trees were joined - near its base.’
    • ‘Plant the tree high, with the graft union above the soil line to avoid rot, in a well-draining, organically enriched, slightly acidic soil.’
    • ‘If the tree is grafted, position the inside of the curve of the graft union away from the afternoon sun.’
    • ‘The graft union will usually form in six to eight weeks.’
    • ‘In cold winter areas the bud or graft union should be between one and two inches below the soil level.’