Hyacinths are perennials in Hardiness zones 5-9. After about 2 years, the bulb will begin to divide itself into more bulbs. The smaller bulbs it produces are bulblet, and they...
Conditions may not have been right. What's in your soil can make all the difference, as well as if you have been pruning it or not. Over pruning will stop...
This depends on the variety of tree. Trees that are self-pollinating do not require another tree to bear fruit. Apples and pears generally require another variety planted nearby for pollination.
Trees grow very slowly, so you're looking at a timeframe of multiple decades. The number of years will be different according to type of pine and growing conditions.