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Spinach Quiz
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If you sow spinach in late summer (in a temperate climate), how many possible months of picking might you enjoy, including winter months when harvests are few?
1 point
3
8
6
Clear selection
Despite their tender leaves, spinach plants are incredibly hardy and can withstand temperatures as low as -15 °C/5 °F.
1 point
True
False
Clear selection
If planting in containers, what spacing do I suggest, to allow roots enough run for several months of cropping?
1 point
10 cm/4 in
5 cm/2 in
7 cm/3 in
Clear selection
What particular conditions does Malabar/Ceylon spinach need in order to flourish?
1 point
A mesh cover against leaf miners
Many days of temperatures 30 °C /86 °F or above
Alkaline soil
Clear selection
Why have I sometimes found F1 hybrid varieties valuable to grow?
1 point
Their extra resistance to downy mildew in spring
Their increased vigour for spring harvests, from very early sowings
Their better heat tolerance when sowing in summer
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What are the two best times in the growing season to sow spinach?
1 point
Mid-spring
Late summer
Early Summer
Late winter/early spring
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If multisowing, how many plants per cell do I recommend to serve both purposes (salad or cooking), and to enable faster picking?
1 point
2
4
3
Clear selection
If you have sown seeds direct, what spacing do I recommend when you thin out seedlings for salad spinach?
1 point
22 cm/9 in
3.5 cm/1.5 in
7 cm/3 in
Clear selection
What are the two benefits of planting the rootball a little deeper in spring and summer plantings?
1 point
It is less likely to be pulled up by pigeons
It stays moist for longer (in summer)
Roots are not burned by surface compost
Shelter from high winds (in spring)
If spreading compost in late spring, after clearing your spinach crop, what do I recommend?
1 point
Loosen any surface crust before adding compost
Water the bed before and after, if the surface is dry
Sieve the compost
Spread compost at double thickness
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I recommend waiting until many leaves are ready at all levels, before your first harvest, to ensure that plants are really well established.
1 point
True
False
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What points do I make if you want to save your own spinach seed? Choose all that apply.
1 point
Once harvested, hang plants to dry further before collecting seed from them
Stems usually need supporting midsummer
Seed clusters can look brown and ready to harvest before they actually are
You need only one plant
I advise scooping out the soil around the roots of a plant that has collapsed, to find and remove which pest?
1 point
Leaf miners
Leather jackets
Green caterpillars
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