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Grapes under glass


During the Victorian heyday of the private estate and even to some extent into the early part of the twentieth century, vines were grown on their own in special greenhouses, called vineries.
In some large privately owned gardens ...more


PREPARATION FOR PLANTING


Article type: RAW CODE If unsure, always use RAWImage: No image Eion ScarrowEion and AnnBrassiaWhether planting is to be done outside or inside the greenhouse, soil preparation means double digging, incorporating well-rotted cow manure or...more


PLANTING


In the small greenhouse there will probably be room to plant only one vine. This is best done at the opposite end to the door so that the rod can be trained along the whole length of the ridge. Alternatively, the young vine can be planted ...more


THE FIRST YEARS


In the first year after planting (and after the initial hard pruning) allow the main stem to grow unchecked so that it produces the maximum length of vigorous shoot. If the roots are growing well, the main shoot should reach 4 m or more an...more


WINTER PRUNING OF ESTABLISHED VINES

Vines should be pruned immediately after leaf?fall, which is usually in late November or December. At this time the greenhouse must be quite cold in order to keep the vines dormant. This is done by giving as much ventilation as possible after harv...more


WINTER MAINTENANCE


The practice of scraping away the oldest bark from a rod takes time and some growers regard it as unnecessary; but if there is time, it is still well worth doing. Special attention needs to be given to the flaky bark on the spur, but take ...more


THE SPRING ROUTINE


If warmth is required for the needs of other plants, heat may be provided in August; the middle of the month is an ideal starting time for vines.
The rods, which have been loosely tied to the wires for the winter operations, are unt...more


FLOWERING AND POLLINATION


By the time the shoots are 45?60 cm long, the flower trusses will be quite prominent and a start can be made in pinching out the shot tips. Two leaves are allowed to form beyond the flower bunch before the growing tip is removed. If no bun...more


THINNING THE CROP


If all the bunches are allowed to mature, the quality of fruit will suffer: in addition the vigour of the shoot growth is lost and fruiting may be upset for several years. The number of bunches left to fruit must therefore be regulated. As...more


WATERING AND FEEDING


A vine in full leaf will make heavy demands on soil moisture in warm weather. The intervals at which water is required will vary according to the climate and soil conditions. If the vine\'s roots are confined inside the greenhouse, a gener...more


DISEASES


Downy mildew. It shows as light green blotches on the upper surface of the leaves and as a downy mildew on the lower surface of these patches. Affected areas dry up and become brittle causing the leaves to curl and fall. Diseased berries s...more


DISORDERS

\'Bleeding’ of the wounds. Often as a result of late winter pruning, the sap flows freely from the pruning cuts, especially if the wounds are large. The sight of such \'bleeding\' can be disconcerting to the inexperienced grower. There is no need ...more


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