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Product Reviews

…writing a review. Click here to find out how to write a review. You could also be in with a chance of winning a £50 Thompson & Morgan eVoucher simply by writing a review! Click here to view the terms and conditions. You can also view all the most recent customer reviews here: November review winner…

How To Grow Lavender

…summer, prune lavender plants back to within 2cm (1") of the previous year's growth to maintain a compact, well shaped plant. It is important to leave some of the current year's growth on each stem as Lavender tends to be slow to regrow from old wood. Neglected, woody plants are best replaced. How…

How to Grow Cucumbers

…support and then pinch out the growing point at the top of the plant. Once the fruit begins to develop, pinch out the end of each side shoot, leaving two leaves after each fruit. This helps to encourage more sideshoots which will produce bigger crops of cucumbers * Always remove the male flowers…

Top 10 vegetables to grow over winter

…Spinach Perpetual spinach makes an excellent 'cut and come again' crop that will produce huge yields of tasty leaves. Early autumn sowings will keep you supplied with tender young leaves throughout winter and with regular harvesting it will continue to crop well into summer! Be sure to remove the…

Thompson & Morgan - Security & Privacy Policy

…limited to): * To request us to notify you when we receive new supplies of an out of stock item. * To sign up for our email newsletter. * To leave a review of one of our products. * To enter competitions. Your participation in a competition is completely voluntary, so you have a choice whether to…

Thompson & Morgan Facebook Question and Answer Session 24th August 2012

…the leaves are turning black and dropping. How do I correct this? Answer: Hi Raju. It's always much easier to give an accurate diagnosis of the problem if you are able to provide a picture. Without seeing the plant it's hard to say what is causing the problem but it's always a good idea to review

Is it ripe yet? When to harvest your crops...

…garlic Around June and July, the leaves of Onions and Garlic will begin to yellow as the bulbs mature. Harvest them a week or two after the leaves die back. Choose a dry day to loosen them from the ground with a fork. After lifting the bulbs, you will need to leave them on the soil surface for a day…

How to Create Wildlife Habitats in your Garden

…than weekly) you will encourage these harmless insects to thrive. Leaving the grass longer during winter and not mowing again until March will provide shelter and hibernation sites for many insects. 2. Long grass If you can leave an area of longer grass (20-30cm) it will provide shelter for…

Thompson & Morgan Facebook horticultural question and answer session July 23

…summer when container grown plants are most vulnerable to drought. Bright sunlight and strong winds can also affect the leaves, by scorching them. It is worth reviewing the plants that you are growing individually, and checking that they are placed in an appropriate position for their particular…

Facebook Question and Answer session 25th July 2014

…you Fall. * Christine Colgrave * My mature, variegated Holly drops half it's leaves at this time of year. Any remedies, Sue? * Sue - T&M Horticultural Expert * Hi Christine. Like most evergreens, Holly will drop its leaves when stressed in some way. Water stress would be the first thing that I would…

How To Grow Garlic

…until the leaves have started to wither and turn yellow, and then loosen the bulbs from the soil with a trowel. Be careful not to cut the garlic bulbs with your trowel as this will reduce their storage potential. Also be careful not to leave the bulbs in the ground too long after the leaves have…

Thompson & Morgan Facebook Question and Answer session 21st March 2014

…and they have grown really big - do I leave them in the cardboard pots when I re-pot them and how big a pot do I pot them up into? When can they go into the garden? * Sue - T&M Horticultural Expert * Hi Annie, in theory you are supposed to be able to leave plants in cardboard (or coir fibre or peat)…

How to Stop Blight

…blight look like? Dark brown blotches appear on the leaves, particularly towards the leaf tips and edges. White fungal spores develop around these lesions on the undersides of the leaves, and further lesions develop on the stems. Leaves and stems rapidly blacken and rot causing plant collapse.…

Buy Plants, Seeds, Fruit Trees & Seed Potatoes

…and they have grown really big - do I leave them in the cardboard pots when I re-pot them and how big a pot do I pot them up into? When can they go into the garden? * Sue - T&M Horticultural Expert * Hi Annie, in theory you are supposed to be able to leave plants in cardboard (or coir fibre or peat)…

How to Grow Onions and Shallots

…bulbs so that the tip of bulb is just protruding through the soil surface. Leave a space of 10cm (4") between each bulb, and 30cm (12") between each row. Shallots can be planted at a distance of 18cm (7") apart, leaving 30cm (12") between rows. If necessary, a sprinkle of granular onion fertiliser…

Busy Lizzie Advice Page

…symptoms on infected plants include yellowing leaves and a characteristic white fungal growth specifically on the undersides of the leaves. This is followed by leaf loss which eventually leaves just a mass of slimy stems, often with a tuft of yellow leaves at the tips. Plants will eventually die…

Plant Scorch | Pests & Diseases | Gardening Information

…summer when container grown plants are most vulnerable to drought. Bright sunlight and strong winds can also affect the leaves, by scorching them. It is worth reviewing the plants that you are growing individually, and checking that they are placed in an appropriate position for their particular…

Garden Mammals | Encouraging Wildlife

…native mammals on a regular basis, even city centre gardens! Most British garden mammals are nocturnal so we may not see them often but they will leave signs of their visit such as tracks in the ground, food remains or droppings. Many gardeners will find some visitors are more desirable than others…

Garden Machinery Safety

…mowers. Petrol can be extremely flammable. Always use a spout when filling to avoid spills. Refuel the engine only it is shut off and cool. - Don't leave a running engine unattended. Hedge Trimmers - Don't use electrical hedge trimmers in damp conditions - If you're using a mains powered trimmer,…

Fruit | How To Gardening Guides

…strawberries when they're so easy to grow at home? Find out how to grow strawberries... Is it ripe yet? Pick them too soon and they may taste terrible; leave them too late and they are past their best! So how do you know if your crops fruit and vegetables are ripe yet? Find out when to harvest your…

Top 10 easy to grow vegetable plants and seeds for beginners | Top 10 flower, fruit and vegetable guides

…10 easy to grow vegetables, and start sowing today. 1. Salad Leaves Crunchy fresh leaves with a fantastic range of textures and flavours. Try sowing our easy Salad 'Speedy Mix' throughout the summer months, and you'll be cutting fresh leaves for your sandwiches just 3 weeks later! Better still, they…

Thompson & Morgan Facebook Question and Answer Session 20th April 2012

…my small olive tree in a pot lost all its leaves winter before last and has only grown a few back. It has retained them all winter. Hello Carly. It's still very early in the year so you may not see much growth on it yet, but its well worth reviewing its growing conditions while your passion flower…

Thompson & Morgan Facebook Question and Answer SEssion 8th July 2011

…Question: Hi T&M question for Sue should I cut down the leaves of bearded Iris they are in one of my ladies gardens and she wants me to but I thought they should be left to feed the rhizome. Answer: Hi Anna. You are quite right to leave the foliage in place. Removing foliage now simply prevents…

Thompson & Morgan Facebook Question and Answer Session 14th October 2011

…helps Louise, it sound like your efforts will be worth it! Name: Phoebe Isabella Question: Q for the Friday answers session - my Christmas cactus leaves are going a dark red, is this due to not enough or too much watering? It's in a conservatory but there is daily ventilaton and the blinds are drawn…

How to Grow Carrots

…the soil with a trowel or by laying an old broom handle or bamboo cane across the ground and gently pushing down. Aim for a depth of 1cm (½in), leaving about 30cm (12in) between each drill. Sprinkle your carrot seed thinly along the drill - sowing too thickly will make the seedlings difficult to…

How To Grow Pumpkins

…chosen fruit. Harvesting Pumpkins Leave your pumpkins on the plant for as long as possible until the skin has hardened and the fruits start to crack near to the stem. But be sure to harvest them before the first frost though! Cut each fruit from the stem leaving several inches of the stem attached.…

How to Grow Oca (New Zealand Yams)

…in taste. The tubers contain over 70% water but are nutritionally rich with carbohydrate, calcium and iron. You can even pick some of the fresh leaves in summer for their tangy, lemon taste which adds that bit of zest to a green salad. Oca tubers contain oxalates (as a member of the oxalis family)…

Top 10 tips to prepare your garden for spring

…Have a general tidy up and remove leaves and other debris from your flower borders, lawns and ponds. You can cut back the old dead growth of deciduous grasses and herbaceous perennials now, although if you'd like to be wildlife friendly then its best to leave the tidy up until early spring. If…

Vegetables | 'How To' Gardening Guides

…You don't even need a garden to grow it... Find out how to grow watercress... Is it ripe yet? Pick them too soon and they may taste terrible; leave them too late and they are past their best! So how do you know if your crops fruit and vegetables are ripe yet? Find out when to harvest your crops....…

How to Grow Chilli Peppers

…Chillies require warmth and long sunny days to ripen properly. From an early sowing, this should not be a problem, but later sowings in the UK may leave your peppers feeling the chill as summer days begin to shorten. If your crop has yet to ripen, bring your plants indoors and let them ripen on a…

How To Grow Parsnips

…throughout the season. In fact, once sown they will virtually look after themselves. Better still, they don't need harvesting all in one go - you can leave them in the ground right through to early spring, lifting just a few as and when you need them! Growing parsnips couldn't be simpler, so take a…

How To Grow Watercress

…Blog * Competitions * How To Grow Watercress How to grow watercress The peppery leaves of watercress fetch a premium price when you buy them pre-packed at the supermarket, but you can grow your own fresh leaves at a fraction of the cost. You don't need a river or stream running through your…

Gardening Questions & Answers

…growth on Foxglove 'Illumination'. * How to kill bindweed. * Why won't saved tomato seed be 'true' to it's parents? * Why does Holly tree drop it's leaves? * Overwintering Agapanthus plants. Q&A from 13/06/2014 * Apple tree in poor health. * Treating Fairy Rings on the lawn. * Planting suggestions…

Facebook Question and Answer session 11th July 2014

…night? * Sue - T&M Horticultural Expert * Hi Bob. Tomato leaves do often curl as a result of differing day and night temperatures, but this is nothing to worry about. They will usually grow perfectly well despite their curling leaves, and this often rectifies itself as the season progresses anyway.…

How to Grow Basil

…are well grown you can start to harvest it regularly. Simply cut individual stems just above a set of leaves. New stems will develop from the leaf nodes to provide you with more tasty Basil leaves in a few weeks time. If you spot any flower s appearing then these should be removed to prevent the…

Thompson & Morgan Facebook Question and Answer Session 18th May 2012

leaves safe to use in cooking? Answer: Hi Julie. Yes you can use them fresh, or dry them for use later. Just remember to give them a wash first. Name: Wendy Stanbury Question: My apricot tree that I bought from T&M last year hasn't done anything this year apart from ooze sap, is it dead? No leaves,