Gardening crossword

4. A common type of pollinator
6. A small piece of plant chopped off for propagation
8. The ability of water to move freely throughout the soil to avoid water logging
10. A material spread on top of soil
12. A plant with the ability to produce fruit from its own pollen
16. Something the soil would need for the plant to grow properly
17. A tool commonly used to transport large amounts of soil
18. A tool used to smooth soil or remove leaves from grass

1. A plant created from intentional cross pollination of two closely related species
2. A plant that only lives for now growing season
3. When plants return year after year without new seeds
5. Something used to decay old plant matter to reuse
7. Someone who gardens
9. A plant part used to anchor the plant to the ground
11. Something germinated from a seed, a baby plant
13. A measure of acidity in the soil
14. A large plant that provides shade and oxygen
15. A plant commonly eaten by pandas