Sweetcorn, Melon and Capsicums Quiz

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Best harvests of these three vegetables come from growing them in full sunlight and warm weather.

1 point

True

False

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Because of its strong tap root, I recommend sowing sweetcorn in long root trainers instead of in modules.

1 point

True

False

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What do I suggest is the most likely reason, a week after transplanting, for yellow sweetcorn leaves?

1 point

Transplants trying to grow in cool conditions

A shortage of nitrogen in the soil

Viral infection

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Which two methods of planting sweetcorn have I found result in effective pollination of the kernels?

1 point

Plants are equidistant in a block

Planting in a windy place

In a line between squash plants

Sowing direct

What are indicators that cobs are ready to harvest? Choose all that apply.

1 point

Most tassels are dark brown

Plant leaves are turning yellow

Pests are starting to eat them

Why do I mostly grow melons undercover in the UK temperate climate?

1 point

To make watering easier

To enjoy a worthwhile harvest

To reduce downy mildew infection

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Which types of melon require the least hot conditions?

1 point

Watermelons

Inodorus melons

Muskmelons

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What do you need to allow for when growing melon seedlings?

1 point

They need constant warmth to germinate

They need to be sown after your last frost date

They need daily watering

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What spacing between melons do I recommend, for healthier growth and sweeter fruits?

1 point

60 cm/24 in

45 cm/18 in

30 cm/12 in

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I recommend you treat melons like cucumbers with regard to sideshooting.

1 point

True

False

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How many melons per plant have I found to result in faster and successful ripening in less hot summers?

1 point

Seven to nine

Ten to twelve

Four to five

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In cooler climates, which surface mulch material do I recommend putting around melon plants?

1 point

Straw

Black polythene

Compost, for a dark surface

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What is the best way to suffer less red spider mite?

1 point

Grow a mix of different varieties

Leave more space between plants

Prevention, thanks to no dig soil with compost mulch

Transplant later than usual

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What do I suggest you do if a melon plant is significantly infected with downy mildew?

1 point

Remove everything to the compost heap

Give more water

Wait longer for melons to ripen

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What size container/pot do I recommend for chillies in their first year of growth?

1 point

35 cm/14 in

20 cm/8 in

10 cm/4 in

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In cool climates, what can you do to have perennial chilli plants? Choose all that apply.

1 point

Bring into the house through winter

Store in the lightest room of the house

Do not water until new leaves appear in late winter

Prune to about 50% of plant size in autumn

Why do I suggest sowing capsicum seeds in a seed tray as opposed to modules? Choose two answers.

1 point

Harvests will be earlier

To use up less heated propagation space

Seeds are in proportionately less compost, with less moisture per seed, and therefore growth is stronger

Seedlings have a longer root run

What spacing allows pepper plants to grow large in hot summers and climates?

1 point

45 cm/18 in

60 cm/24 in

30 cm/12 in

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What is a potential drawback of growing pepper plants as cordons?

1 point

Cordon varieties are less productive

There is more slug damage

The amount of sideshooting required is time-consuming

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At what stage do I recommend you reduce watering when growing peppers and chillies (in containers)?

1 point

When plants are 45 cm/18 in tall

When first flowers appear

When fruits are showing signs of colour

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It’s best to thin fruits on both chilli and pepper plants in order to harvest highly coloured fruits.

1 point

True

False

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Which is the true statement about seed saving?

1 point

Cross-pollination changes the heat of chilli fruits

Even peppers and chillies can cross-pollinate

Different pepper varieties do not crosspollinate when grown 1.5 m/5 ft apart

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