Do I Need Special Compost For Seeds?

Do I need special compost for seeds? Seeds carry their own nutrients, so they don't need an enriched potting compost to germinate. Make sure the soil is damp from the beginning, and maintain that dampness while germinating and growing. Too wet, and the seeds can rot: too dry, and they won't survive to put down roots.

Which compost is best for seeds?

Sowing most seeds

Use peat-free, multi-purpose compost.

What is a seed compost?

It often contains leaf mould, coir, or a similar substance, in place of peat, and is finer in texture, so shoots can easily break through. Sand or perlite in the mix can help to ensure the compost has good drainage. A decent seed compost will encourage your seeds to germinate and grow, during the early stages.

What is the difference between compost and seed compost?

Seed compost is a mixture designed for sowing seeds into. It's finer and less lumpy than standard potting compost, and is also light and well-drained. You can also use seed compost to repot seedlings and young plants. But it doesn't have enough nutrients to support larger plants.

Can I use compost for seedlings?

Begin with two parts compost as your base. All parts are measured by volume, so it doesn't matter what you use to measure your ingredients, so long as you're consistent. The compost slowly releases nutrients into the mix, which will help to feed seedlings as they grow.


Related popular for Do I Need Special Compost For Seeds?


Can I sow seeds in multi purpose compost?

Although you can use multipurpose compost for seed sowing, particularly large seeds, its composition is designed for growing on rather than starting off life. Compost that is too coarse or contains too much fertiliser can inhibit germination. Wet coarse material in the compost isn't ideal, either.


What soil is best for seeds?

Edmund's recipe for a good basic pasteurized medium for growing seedlings is a mixture of one-third pasteurized soil or compost, one-third sand, vermiculite or perlite, and one-third peat moss.


Can you sow seeds John Innes 1?

A. John Innes Composts are designed to be a life partner for plants. John Innes Seed Sowing Compost has a small amount of nutrients to encourage germination. John Innes No1 has a little more nutrients, perfect for transplanting seedlings.


What is special about seed compost?

Gro-Sure Seed and Cutting Compost has a unique formulation which ensures the perfect condition for seed germination and to ensure the rapid establishment of strong, healthy seedlings and cuttings for up to 25% more germination.


How can I make my own seed compost?

  • Add 1/2 part of perlite, vermiculite or sand and 1/2 part of peat moss or coco peat;
  • Add 1/3 part coco peat or peat moss, 1/3 part compost and 1/3 part of vermiculite or perlite or sand.

  • Does seed compost stop?

    How long have you had it? The nutrients do break down over time, so if it's old stuff, it might be better to spread it on the plot as a mulch & start again. It's only some left over from last year. My brainwave was to put it through a fine seive, keep the fine stuff for seed compost as nutrients not critical.


    What does John Innes No 3 contain?

    John Innes composts were developed over 50 years ago and are based on a traditional recipe of loam, peat and horticultural grit with added nutrients. John Innes No 3 Mature Plant Compost is a loam based compost which has a naturally reduced peat mix.


    Is seed compost the same as multi purpose?

    Multipurpose peat-free compost

    In our compost, it has the same ingredients as our seed compost. But there's less vermiculite and more nutrients. The nutrient levels are low enough for germination and high enough for established plants.


    Can I use garden soil to start seeds?

    Never use garden soil to start seeds or with container plants. It is too heavy and may contain pests, weed seeds and diseases.


    How wet should compost be for seeds?

    After sowing you can cover the seed tray with a sheet of glass or clear plastic to retain moisture - the compost should remain damp for several days or more. If the soil surface begins to dry out, simply stand the seed tray in water until the surface becomes moist - but be sure to let it drain again.


    What is the best medium for starting seeds?

    The best seedling mixes are lightweight but still retain water well. They'll include either vermiculite or perlite for aeration, and either sphagnum peat moss or coconut coir for water retention.


    Can you grow seeds in potting mix?

    Although potting soils may be used to start seeds, they tend to have a more coarse texture and may contain field soil, compost or composted manure along with vermiculite, peat moss or perlite. Although this may be an inconvenience, few seeds will be viable if the soil has been pasteurized.


    Is potting mix good for seedlings?

    4Fill your pot with potting mix

    Using a premium variety potting mix is always a good idea as its chock full of extras like fertiliser and water-saving crystals. Seedlings grow well in fertile, well-drained soil. If you're planting straight into your garden, it's a good idea to add some compost or cow manure.


    What does John Innes No 2 contain?

    John Innes composts were developed over 50 years ago and are based on a traditional recipe of sterilised loam, peat and horticultural grit with added nutrients.


    What is soil less compost?

    In principle the soilless medium is a substrate that is part of an artificial system of cultivation in which plants are grown without soil. The medium provides plants with physical support, regulates the water flow, serves as reservoir of nutrients and permits gas exchange to and from the roots.


    What is John Innes #2?

    John Innes No. 2 Potting-on Compost is a loam based compost which is a naturally reduced peat mix. This growing medium is a richer compost for vigorous seedlings and plants such as tomatoes, cucumbers, geranium, fuchsias and most house plants.


    Can you grow seeds in vermiculite?

    Seed sowing

    Seeds of all sizes can be sown directly into 100 per cent vermiculite. You can also sow just using sowing compost, then cover the seed tray with vermiculite after sowing.


    Can I use last years potting compost?

    With thoughtful handling, you can reuse potting compost in next year's containers, or use it to solve other gardening problems. Old potting compost need not be bone dry when you store it, but too much moisture can create cushy conditions for unwanted mouldy microbes. Dry soil weighs less, too.


    Do you need to change compost in pots every year?

    ANSWER: Experts recommend refreshing compost in potted plants on a schedule ranging from every six months (once in the spring and once in the fall) to every year or two.


    Will compost attract rats?

    Usually, rats are drawn to compost piles because they are easy sources of food. In general, you should never add meat or dairy products to a compost pile because those items are a sure draw for rodents (there is an exception to this if you use Bokashi to ferment kitchen waste).


    What is difference between topsoil and garden soil?

    Topsoil is stripped from the top layer of soil during construction projects. Garden soil is topsoil enriched with compost and organic matter to make it better suited to actual plant growth.


    Are John Innes Tomatoes good?

    John Innes Compost No 3

    No 3 Compost is also suitable for vigorously-growing plants such as tomatoes and chrysanthemums.


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