How long does it take an oak tree to grow 30cm high?

Plants in a tropical dry forest biome? What alloying agent in steel and an active ingredient in poison ivy lotion? How can I effectively remove crabgrass from my lawn by digging up crabgrass roots? What are some exsample's of way's bacteria is harmful to plants and people? What adaptations has a cactus made to survive within its environment? How can you tell if an eggplant is ripe and ready to be harvested from the garden? What Is the amount of space between two trees when planted? How much sun does butternut squash need to thrive? Is Dipladenia an annual? How can I effectively remove lawn thistle from my yard? If you dig up bulbs now can you just replant them? Can you draft a pear tree to a wild tree in the woods an what can of tree is it? How long does it take for a plum tree to grow and produce fruit? What is marys servants name in The Secret Garden? What are brightly coloured to attract birds and insects? Can bees hurt or kill flowering plants? How to get rid of poison hemlock? What is neem zari? How much water can the baobab tree store? What does a jewelry tree look like?