Please could you tell me the best way to over winter geraniums in a cold greenhouse? With some newspaper, a cardboard box, paper bag, or a sunny windowsill, you can keep these tender perennials for the winter and have fresh blooms next spring and summer. I don’t know what sort of geraniums they are. Misnomer: We commonly refer to Pelargoniums (Pelargonium x hortorum) as ‘geraniums’ but that’s not their botanical name. I will wrap them up to be sure. Probably! I have bought a plastic greenhouse and have placed them in there with other plants. Hi Ian and Liz, 1 have about 36 small plug plants which were delivered late (September). However if these aren’t available then pop them into a cold frame in a sheltered position close to a wall or fence. 1. They were in the front of two borders under windows, about two feet from the south facing wall. It really depends on the strength of the stem you’re cutting back and where a good looking leaf joint is too. They bloom all winter, and are good to be moved outside in the spring. I'd like to try and hang All the best Hello, here in middle Germany have two large Terraces to property, protected by upstairs balcony, have previously, successfully wintered other pot-plants there, well wrapped up. Tony, Hi Tony, We have a cold garage that doesn’t get below freezing. Thanks for your help. Water well, place in good light & keep frost free. Best wishes Nikki. We had a massive display in early May, and they continued all through the summer into Autumn. I’ve put my geraniums in pots in a garage without windows.I’m leaving a flourescent light on in the garage for about 4 hours a day, will this work the same as natural lighting. Carry on browsing if you're happy with this, or find out how to manage cookies. I’ve been so successful at keeping them (and making new plants from cuttings in the summer too!) No Comments Overwintering geraniums – As the season draws to a close its time to save you summer geraniums before the hard frosts arrive.To do this dig up you geranium plants and cut them back to the main structure of the plant just leaving a frame work of the larger branches.The softer grow removed can be used to create softwood cuttings. Save your geraniums for next year. Hi Nancy. Hi Maria, Unless your fuchsia is known to be hardy it is safer to assume it is not and treat it accordingly. Thanks, Hello So fill all those sunny windows and conservatories with all your members of the pelargonium family! What shall I do to carry it through the winter? This has been so helpful, first year I’ve put my gerainums in a green house over winter , Very excited . This is especially true for zonal geraniums. Mobile: +44 (0)7984 880241 All rights reserved. I’ll walk you through the options and provide winter care tips. These stems produce both flowers and leaves and can have quite a far reach. Or would I be better taking the new shoots off as cuttings ? Hi Peter, Usually my geraniums do survive the winter outside, maybe because I live in central London. If left on their own in most gardens, they'll be killed by the first hard frost, and you'll need to replace them again in the spring. Its beautiful. I have no natural light in my cool basement, where I winterize my geraniums. The corm is still in the process of fattening up for overwintering. Gardening magazine trialled different methods to find out the best way to overwinter them: Taking pelargonium cuttings. Graham. All the best Hi Graham That said, I’m always open to new ideas! The corm is still in the process of fattening up for overwintering. 3. Finally, and most importantly you need to ventilate the greenhouse as often as the weather allows in order to help keep down the moisture and damp, as this will help stop the spread of fungal disease. Cease feeding with a nitrogen rich fertiliser instead feed … Thank you again. The first thing to consider is whether the particular variety is a favourite and is worth spending time and trouble on. They all died. They can be repotted in spring, when they will be wanting to start to grow again, When the are wrapped, the compost should be barely damp, which should be enough to keep them going while they are dormant. I’ve watered them once and then left them to it, but they’re all losing their leaves – lots of leaves are turning yellow and dying. Mobile: +44 (0)7984 880241 The fleece alternative will also work, but make sure that the fleece doesn’t touch the plants – especially when it’s wet! I have a geranium 3 years old and its about 3ft x 3ft. There’s no such thing as “daft questions” Good luck Follow this guide, and watch the video at the end for a great guide to winter care for these plants. Unfortunately I left my geraniums in the ground whilst I was on holiday. If left on their own in most gardens, they’ll be killed by the first hard frost, and you’ll need to replace them again in the spring. If a particularly cold spell is forecast then cover the frame with extra layers. Beautiful Geraniums gently cascading over the side of summer baskets and planters are a marvellous sight. TIP: With regular deadheading, these Trailing Geranium Plants will bloom profusely throughout the Summer until the first frosts. The Grey Lady Plymouth is now very tall and leggy. All the best The polystyrene will certainly help with insulation. Phone: +44 (0)1570 480097. will it be ok to pot down from 5 to4inch pots.any need for a weak feed. can understand!!! Required fields are marked *. Our conservatory window sills are currently full of flowering geraniums- a lovely splash of colour on these dreary grey January days. (Take off all of the faded flower stems and yellowing leaves). I wondered if it is possible to keep these plans outdoors in pots by protecting them with fleece, bubble wrap or some other way…especially if the weather does not get too cold (we live in the Bristol area. Graham. It will be frost free in there but no light. If thats the case should buying more pots for the summer. Hi Maria, Graham. Graham. I hope this helps Graham. Let them dry out – they will cope with cold weather much better. Are you going to try overwintering your zonal geraniums, or propagate a few from cuttings? To re use the pots could I just wrap them up and store them on the roof of my shed? Pruning geraniums can keep them looking their best. height do you recommend…I have around eight to bring in from the garden…into a warm upstairs room with a radiator in….will this harm or help or what…..they will be in plastic boxes with approx. Graham, Hello, I was wondering if you could help me. But the stalks are quite long and thick. 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