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Plant summer bulbs, such as liatris, begonia, gloxinia, gloriosa, canna, eucomis and agapanthus Maintain frost-free conditions by installing a thermostatically controlled electric fan heaterBring pots of spring bulbs into the greenhouse to encourage

Plant hippeastrum bulbs for spring displaysInsulate your greenhouse with bubble polythene for insulationVentilate greenhouses on warm, dry daysUse rainwater to keep the compost of potted azaleas constantly moistCheck fuel levels in paraffin and gas

Plant prepared hyacinth bulbs in special hyacinth vases (available at garden centres) or in pots of bulb fibreSow parsley in modular traysWater crops in growing bags and potsOpen vents each day, but close them at night if the weather turns cold

cover to continue cropping over winterVentilate the greenhouse on warm daysLine the glass with bubble polythene for insulationPropagate perennials from root cuttings including phlox, rhus and mintPlant bulbs in large pots of compost ready to fill any

to reduce the spread of diseaseCheck dahlia tubers and bulbs in store for signs of rotPick off fading or diseased leaves from pelargoniums and other plantsContinue ventilating the greenhouse on warm daysCut down chrysanthemums after floweringPrune dormant

Feed tomatoes in growing bags and pots with a liquid high-potash fertiliser Plant nerines, lachenalia and veltheimia bulbs in potsTake leaf cuttings from begonias, Cape primroses and African violetsSow winter lettuces in potsPot up clumps of chives

Take cuttings of zonal and regal pelargoniums, and pot up rooted cuttings taken earlierTrain the main stem of cucumber plants up a wire to the roof of your greenhouse. Pinch out sideshoots two leaves after a flower or fruitWater plants in pots

and eucomis into the greenhouse for the winterLet achimene, gloxinia and gloriosa die down in their potsKeep potted azaleas constantly moist using rainwaterPlant bowls with hyacinths and spring bulbsCheck greenhouse heaters are in working order and that you

Top up fuel tank of paraffin heater every eveningBring potted hyacinths and bulbs under cover to bloomMake a sowing plan for raising greenhouse crops and bedding plants, and order seeds Bring potted peaches under cover to prevent an attack of leaf

Plant winter salads in guttering or growing bagsCheck heaters are working efficientlyClean staging and wash capillary matting to use next summerLine greenhouses with bubble polythene for insulationBring pots of tender bulbs, like agapanthus