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Home > 'Free Draining Compost'

'Free Draining Compost'

Sowing Seeds

…over all containers with clean water before use. Pots and compost Seed sowing compost is a matter of choice. It should be free draining, yet capable of holding sufficient moisture to allow the seeds to germinate. Never use potting composts for seed sowing. They contain high levels of fertiliser…

Thompson & Morgan Facebook Question and Answer Session 21st December 2011

…be soaked in water overnight or longer if necessary to imbibe water. Once the seed have swollen up in the water they can be sown in a very free draining compost mix. Best of luck Antonio. Name: Janice Wellstead Brooks Question: I’ve been given 6 Azaleas in pots. What is the best way to keep…

Trees and shrubs from seed

…the best time. The compost used should be gritty and free draining to ensure that it never becomes waterlogged. Water the pot 2-3 hours before transplanting and make sure that the Bonsai pot has its drainage holes covered with 'crocks' or brick rubble etc. and that the compost is moist but not over…

Thompson & Morgan Facebook Question and Answer Session 27th January 2012

…are likely to have a higher survival rate if the plants have better root systems! Always choose a good quality, free draining compost. I would recommend John Innes No. 1 potting compost. You can add some perlite to improve drainage if you like, but this isn't essential. Given that your Begonias will…

Specialised seed sowing information

…to external hazards (mice, disease etc.) but outdoor sowing is just as effective albeit longer. The seeds are best sown in containers of free draining compost and placed in a cold frame or plunged up to their rim outdoors in a shaded part of the garden, preferably on the north side of the house…

Thompson & Morgan Facebook Question and Answer Session 9th December 2011

…position in bright, indirect light. Begonias are easy to propagate from cuttings as you have already discovered. Once it has developed a good set of roots you can pot it up into a free draining compost. Water sparingly when necessary to keep the compost moist but not wet. Good luck with it John.

Special treatment of seeds before sowing

…to external hazards (mice, disease etc.) but outdoor sowing is just as effective albeit longer. The seeds are best sown in containers of free draining compost and placed in a cold frame or plunged up to their rim outdoors in a shaded part of the garden, preferably on the north side of the house…

Raising F1 Hybrid Geraniums from Seed

…sowing can also be made for overwintering. How to Sow Use a moist, free draining seed compost. Sow carefully in a half seed tray or small pot spacing the seeds out so that each has maximum space and cover with a thin layer of compost 1/6in (1mm). Water gently after sowing with a fine rose or mist…

Thompson & Morgan Facebook Question and AnswerSession7th September 2012

…the slender shoots that appear close to the base of the plant and cut them to about two inches long. They will need to be rooted into free draining compost in warm, humid conditions. A good tip that I have read is to root Dianthus barbatus cuttings in the border soil of a greenhouse where cucumbers…

Facebook question

…is usually sold as an annual. Given that you really have nothing to lose, I think that it is definitely worth a try! Repot it into fresh, free draining compost but take care not to bury the lowest leaves. Trim back the worst of the foliage and place it in a sheltered position such as a greenhouse or…

Hanging Baskets

…up the sides. Then fill the centre with a moist, good, free draining soilless compost, preferably one specially prepared for hanging baskets. Alternatively you can make up your own by adding 20% Perlite to a standard soilless potting compost, plus a wetting agent, water retention agent and a slow…

Hanging Baskets from Seed

…up the sides. Then fill the centre with a moist, good, free draining soilless compost, preferably one specially prepared for hanging baskets. Alternatively you can make up your own by adding 20% Perlite to a standard soilless potting compost, plus a wetting agent, water retention agent and a slow…

How To Grow Courgettes

…tend to sow in the greenhouse or on windowsill in May. Sow courgette seeds 1cm (1/2") deep in 7.5cm (3") pots filled with a free draining seed- or multipurpose compost. Set the seeds on their edge - if laid flat, water can sit on top of the seed and cause it to rot off before germinating. Place…

Thompson & Morgan Facebook Question and Answer Session 21st February 2014

…How is best to germinate verbena seeds? Answer: Hello Diana. You can sow Verbena from February to April on the surface of a good free draining, damp seed compost and lightly cover the seed with vermiculite. Place them in a propagator or seal the seed tray inside a polythene bag, maintaining…

Thompson & Morgan Facebook horticultural question and answer session July 23

…soil so it's advisable to apply a heavy dressing of manure or compost every autumn or spring. In addition give your rhubarb a feed in spring with a fertiliser high in nitrogenM. It's also worth mentioning that rhubarb likes a free draining soil - waterlogged soil can encourage the crown to rot, so…

How To Grow Lavender

…before planting outdoors. Growing Lavender plants Given its Mediterranean origins it should come as no surprise that Lavender plants enjoy a free draining soil in full sun. Lavenders tolerate chalky soils well, and cope reasonably well with dry conditions once established. They make useful shrubs…

Thompson & Morgan Facebook Question and Answer Session 15th June 2012

…April and will usually root fairly quickly in a sharp draining compost mix. Choose some young shoots and slice them off with a sharp knife at just below ground level where they join the main rootstock. Stick several cuttings into the compost around the edge of a 1 litre pot immediately after cutting…

Thompson & Morgan Facebook Question and Answer Session 19th October 2012

…Choose a position in full sun in moist, free draining soil. To create a natural effect, you can try casting the bulbs across the planting area and plant them where they land. Alternatively, plant your Dutch Iris bulbs in deep containers of loam based compost such as John Innes No. 2 and grow them on…

Water Saving Tips for the Garden

…wide planting hole and lining it with perforated polythene. Mix the excavated soil with plenty of compost or well rotted manure before backfilling it. The polythene liner will prevent water from draining away so quickly, and help retain more moisture at the plants roots. 2) Work with nature Don't…

Handling Small Seeds

…is useful for this. The compost should now be watered, but not overhead as this will disturb the seeds. Instead stand the containers in a deep tray or bowl of tepid water, almost up to their rims, until the surface of the compost become moist, then remove and allow to drain. It is recommended that…

Thompson & Morgan Facebook Question and Answer Session 26th November 2010

…thereby freeing up more productive land elsewhere on the allotment. Build a pot store for your pots, garden canes and other equipment, and stack your bags of compost there to keep the worst of the weather off of them. Unless this area gets some sun then this is not the ideal place for your compost

Thompson & Morgan Facebook Question and Answer Session 27th May 2011

…Hi Anna. Gravel garden and alpine soils mixes need to be very free draining. I would suggest that you use equal parts of garden soil, peat, and sharp sand or grit. The peat or (peat free compost if you prefer to go peat free) provides organic matter that will help to retain sufficient moisture…

Sweet Peas Autumn Sown | Seeds | Plants

…the perfect friable compost for healthy seed germination. Ensure both composts are moist at sowing time by building each into a heap several days beforehand, watering gently layer by layer with a fine rose on the watering can and allowing the water to thoroughly permeate and drain; this produces the…

Thompson & Morgan Facebook Question and Answer Session 21st August 2012

compost heap. Autumn gives an ideal opportunity to collect fallen leaves in bin bags. Mix some of your grass cuttings in with them and make a few aeration holes in the side of each bag. Then stack them out of the way until this time next year. This will give you lots of lovely leaf mould for free

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

…multipurpose compost for planting trees and shrubs in containers where they will remain long term. Multipurpose compost contains a lot of organic matter but tends to lose structure quickly and can become easily compacted and poorly drained. It is much better to invest in a soil based compost such as…

Petunias

…and blackouts is beyond the scope of the amateur. When the rosettes of foliage cover the compost the trays can be moved from the greenhouse to frames and grown cool. As long as the plants are frost free they are happy. Although they are not as hardy as their relatives the nicotianas, they are…

Facebook questions Oct 29th

…mix. Before you use the casing mix it must be thoroughly wetted and allowed to drain. Remove the newspaper from your mushroom box and cover the compost with a 2.5cm (1”) layer of casing mix. Thereafter keep the compost and casing evenly moist (but not wet) by watering with a fine rose watering…

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

…planted in the ground in any free draining, neutral to alkaline soil. Several layers of horticultural fleece will often be sufficient to protect them.However in colder areas, including the midlands, I think it might be best grown in a large container of soil based compost such as John Innes No.3.…

How to Grow your Thompson & Morgan Plants

…start they should be potted up as soon as possible. Pot them up into individual pots using a good quality potting compost and water them thoroughly. Grow them on in bright frost free conditions until they are large enough to plant outdoors. Prior to planting out in the garden, your plants should be…

Thompson & Morgan Facebook Question and Answer Session 31st May 2013

…working in compost or composted bark, or alternatively you could build a raised bed. I hope this helps Steve, best of luck with your hollyhocks! Name: Kester Ratcliff Question: I have some tuberose bulbs from T&M. I planted them about 3 weeks ago in terracotta pots in multipurpose compost, watering…

Thompson & Morgan Facebook Question and Answer Session 1st October 2010

…of the weather. The main thing to look out for is that they don't get too wet. Check that the pots have plenty of drainage holes and that the compost is free draining  to prevent the plants from rotting. Name: Wayne Brewin Question: Thank you, but I have another question if it's ok? I purchased the…

What to do in the garden in February

…early crop. Plant new rhubarb crowns now. * • Mulch perennial vegetables such as Asparagus and Artichokes with well rotted manure or garden compost. * • Start chitting early potatoes - stand them on end in a module tray or egg box and place them in a bright, cool, frost-free place. *…

How to grow fuchsias

…plants using a good quality, well drained compost such as John Innes No.3, and grow them on in warm, frost-free conditions. Trailing fuchsia plug plants may be planted directly into baskets, window boxes and containers. These should also be grown on in warm, frost free conditions until they are well…

Thompson & Morgan | Facebook Question and Answer Session

…spacing them so the leaves aren't touching. Water well and allow the pots to drain before placing inside a clear plastic bag. Keep the pots somewhere warm and bright but out of direct sunlight if possible. Make sure the compost remains moist. After 6-8 weeks you should start to see roots appearing…

Facebook Question and Answer session 10th August 2012

…container of water. Watering from below is less likely to rot the seeds. As soon as the surface of the compost starts to become moist, remove the modules from the watering container and let the pots drain thoroughly before returning them to the propagator. Watering from below is a much safer method…

How to Grow Peas

…purple-podded Mange Tout! Where to grow peas Choose an open, weed-free site in full sun. Grow peas in a moist, fertile, well drained soil. Try to dig plenty of well rotted compost into the soil several weeks before sowing to improve soil fertility and help retain moisture. It's best to avoid sowing…