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Have an early spring indoors / RHS Gardening

/garden-inspiration/houseplants/early-spring-indoors

Half fill a bowl or shallow pot with peat-free multipurpose potting compost and firm it down
Haemanthus and Scadoxus / RHS Gardening

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Free entry to RHS members at selected times...The offsets can then be potted up using the same growing media as for the parent plant...Haemanthus are trouble free provided they are given good light, a well-drained soil and are watered sparingly
Lilies: growing in containers / RHS Gardening

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If it appears too dense add 20 per cent by volume each of horticultural grit and peat-free multi-purpose compost or leaf mould to improve drainage
Bulbs: propagation / RHS Gardening

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Free entry to RHS members at selected times...Keep frost-free over winter and plant out the entire pan as a clump the following autumn...Lift and clean a mature, virus-free bulb while it is leafless and dormant
Cut and come again salads / RHS Gardening

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When sowing into containers, use peat-free multipurpose compost or garden soil mixed with compost or grow bags
Rhododendrons on alkaline soils / RHS Gardening

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Free entry to RHS members at selected times...A high level of organic matter in the soil is advantageous, particularly an acid medium such as peat substitute, chopped bracken or decayed pine needles but this alone will not bring about any appreciable reduction in soil pH, especially where the soil and ground water is alkaline...This is mainly due to the pH of the soil moisture which will gradually raise the pH of the media over time
Algae, liverworts and moss on borders and containers / RHS Gardening

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Where possible, replace with peat-free or loam-based potting compost
Begonias: houseplants / RHS Gardening

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Grow in a multipurpose compost, ideally peat-free and based on coir to avoid sciarid fly problems, or John Innes No 2...Grow in a multipurpose compost, ideally peat-free and based on coir to avoid sciarid fly problems, or John Innes No 2
Acidifying soil / RHS Gardening

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Free entry to RHS members at selected times...If free lime or chalk is present, the soil cannot realistically be acidified...You can test for free lime or carbonate by adding vinegar to a soil sample
Hoya / RHS Gardening

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This can be made using one part by volume orchid bark , one part peat free compost and one part coarse perlite

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