Another plus to the wisteria vine is the minimal care needed to maintain a beautiful plant, but many homeowners do wonder if there is anything they need to do when considering how to prepare wisteria for winter. The good news is that wisteria winter care, like most wisteria care, is minimal.
Pruning Wisteria. Informally grown, mature plants need little or no subsequent pruning. For a formally trained plant, cut side shoots back to 6 inches in summer, then shorten them again in winter to 3 buds. Wisteria will resprout with vigor if cut back severely, but this pruning should be avoided, if possible,
1. Water the wisteria plant frequently in fall to keep the soil moist but not wet. Regular watering in fall allows the plants to transport nutrients from the soil and store them for the winter.
Wisteria plants need to be kept healthy year round in order to survive through the winter. Proper year-round care of a wisteria will encourage healthy expansion of the plant and abundant blooms. Winterize wisteria by simply leaving the plant alone at the end of the growing season.
Winter Care of Wisteria. No additional mulch is needed for winter survival for Japanese wisteria (Wisteria floribunda) growing in zones 4 or 5 to 9, Chinese wisteria (Wisteria sinensis) in zones 5 to 8 and Kentucky Wisteria (Wisteria macrostachys) in zones 4 or 5 to 8 or 9.
Jan 01, 2019 · Quick Summary. To prune wisteria, start in late winter when the branches are bare and easy to reach. Use pruning shears to cut the long shoots down until only 2 to 3 buds are left on each one, then snip off the whip-like water shoots. Avoid pruning again until late summer, right after the wisteria finishes flowering.