'If it's cold, or if indoors, hand pollinate courgettes'. Except for the self-fertile one.
Easy - except for when the m & f flowers don't coincide? Could one keep an m in water, biding its wee??
= Tim
Don't know, but you can keep pollen in the fridge for quite a while.
So we're now into IVF?? = Tim
PS - 'great leveller'? I keep trying!!