Yucca 
To dream of the yucca tree indicates that you may be nervous about an impending situation and cautions against feeding this anxiety with foods high in acid like coffee, chocolate, or meat. Moderation is the key at this time.
To dream of yucca flowers may be a reminder from spirit to ensure your diet is replete in vitamins (especially thiamine or vitamin B1, riboflavin or vitamin B, calcium, and iron).
Many yucca trees in a dream signifies an ingenious money-saving idea.
Alder
Dreaming of an alder tree suggests a previously unknown health issue, as this tree has been used and known for centuries in the treatment of various ailments. Take this as a reminder to look after yourself and schedule a checkup if needed.
Alternatively, dreaming of an alder may symbolize fertility and stability.
Guava
A dream of seeing or eating a guava signifies prosperity and abundance. It generally symbolizes a good fortune lies ahead with growth and success.
Damson
To dream about a damson tree that is abundant with fruit indicates that your efforts will bear fruit and that you will find true wealth.
To dream about picking and eating plums from a damson tree indicates that you may soon deal with sadness and the loss of a loved one. This will be a dark cloud hanging over you.
Plants
To dream of plants suggests productivity, spiritual nurture, improvement, or growth. A dream involving plants may be a trajectory of your thoughtful and affectionate nature.
In particular, indoor plants hint of life hurdles that may be inhibiting your growth potential. You are not poised to execute your daily undertakings with absolute independence.
Dreaming of plants may likewise suggest a fervent wish to be closer to nature.
If you are alienated from your children, then the plants can be seen as a symbol for your estranged children.
Poplar
To dream of a poplar represents energy and strength.
Rubber
To dream of rubber represents your ability to readily adapt to ever-changing situations.
To dream of hitting someone with a rubber object signifies that what you are doing does not make much impact on others.
Forest
To dream that you are in or walking through the forest suggests a period of change in your life. Listen to your intuition. This dream can also suggest that you desire more simplicity in your life. You may be feeling burdened by the daily grind of life.
To dream that you are lost in a forest indicates that you are reaching deep down within your own subconscious to explore your true self.
**Please See Woods.
Walnut
To dream of a walnut is a symbolic representation of your mental acuity. You are using your intelligence and wisdom to solve a given problem or task. They can also symbolize abundant wealth or happiness.
The cracked walnut foreshadows that your hopes and aspirations for a particular situation will result in naught.
Apples
To see apples growing in a tree is an indication of great intelligence and wealth. You will achieve goals that you have worked hard to attain. Apples in your dream may also be a suggestion to look after your well-being so that you don't contract an illness or disease.
To dream that you are eating an apple implies that you are at peace and in accord with your present life situation. According to the Bible, eating an apple represents fantasies and sexual desires.
To see green apples symbolizes a relationship or friendship that will mature or will thrive.
To see rotten or eaten apples in your dream indicates that you are reaching for goals that are not satisfying and will not bring you pleasure. These goals may actually prove to be more destructive than not. It may also be an indication of your reckless attitude and behavior.