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How do I keep my gladioli coming back? 鈥奧hy are my hellebores covered in black spots? Why do my courgettes go mouldy so quickly? Kathy Clugston and the panel have the answers.

How do I keep my gladioli coming back? 鈥奧hy are my hellebores covered in black spots? Why do my courgettes go mouldy so quickly?

Kathy Clugston and a panel of plant and gardening experts are offering advice to an audience of keen gardeners in Ridgewell, Essex. Joining Kathy are grow-your-own guru Bob Flowerdew, garden designer Bunny Guinness, and gardener Matthew Pottage.

Later in the programme, we hear from Peter Gibbs about the increasing number of sponge cities in the UK.

A Somethin' Else production for 麻豆官网首页入口 Radio 4

Available now

42 minutes

Plant List

1 minute, 33 seconds

鈥奌ow do I keep my gladioli coming back?

Matthew Pottage

Tulip

鈥楪濒补诲颈辞濒耻蝉 脳 byzantinus鈥�

Bob Flowerdew

鈥楪濒补诲颈辞濒耻蝉murielae鈥� Abyssinian gladiolus

6 minutes, 35 seconds

We have two mature walnut trees in our garden. They are about 40 feet from each other, but one comes into leave about four weeks before the other one. Why?

Matthew Pottage

Beech

8 minutes, 39 seconds

鈥奧hy are my hellebores constantly plagued with black spots on their leaves?

11 minutes, 19 seconds

We've got a problem with courgettes. We try and grow them every year, but they go rotten before we can eat them. Why?

20 minutes, 26 seconds

鈥奧hich crowd pleasing plants could you suggest for my north-facing low walled garden?

Bunny Guinness

Pittosporum

Camassia

Fritillaria

Bob Flowerdew

Privet

Ruscus acleatus 鈥榖utcher鈥檚 broom鈥�

Alstroemeria

Matthew Pottage

Stachyurus 鈥楳补驳辫颈别鈥�

Danae racemosa

Lilium nepalense

26 minutes, 42 seconds

How do I keep my lawn verdant all year round?

32 minutes, 29 seconds

Which sorts of trees would you recommend to give the effect of a natural pergola, which provides shade, but with an interesting bark?

Bob Flowerdew

Judas tree

Bunny Guinness

Hornbeam

Matthew Pottage

Sorbus aria 鈥榣耻迟别蝉肠别苍蝉鈥�

Lagerstroemia indica 鈥�crape myrtle鈥�

36 minutes, 16 seconds

My osmanthus heterophyllus has burst out in leaf again, but no flowers.

Should I prune it to encourage flowering?

Matthew Pottage

Osmanthus heterophyllus

Bunny Guinness

Osmanths aquifolium

Kolkwitzia

39 minutes, 49 seconds

鈥奍f you could only choose one, which would you choose: a greenhouse or a compost bin?

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