Questions tagged [flora]

For questions related to plants and vegetation in general.

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29
votes
18answers
8k views

Why would people let a super tree grow?

In my city, a very high skyscraper stands at the center. Somehow, a tree, in a span of [x] years integrates itself into the building. Its branches reach out from the top of the building and its shadow ...
4
votes
1answer
142 views

How tall could bamboo grow

How tall could a bamboo-like (i.e hollow with nodes) tree be ? It should be at very least 1.5m of diameter and walls no more than 20cm thick. The internodes should be 2 to 5 meter long. I think it ...
16
votes
6answers
2k views

Could plants develop sentience?

This question is almost exactly like Could plants develop intelligence, but now I wonder (how) could plant life develop sentience, to the point where it becomes as intelligent as humans? Is a brain ...
8
votes
4answers
385 views

How would flora be affected by longer night than day cycle?

Night/Day Cycle I'm trying to make a fantasy world with a longer night cycle than day. With the advice of Renan, 12 hours of proper night, 4 hours of near/partial dark and 8 hours of good light. ...
6
votes
3answers
253 views

What would it take for a plant to produce electric shocks?

I'm designing an alien plant soecies that has evolved to produce electric shocks, as a way to keep insects away from it. My question is, how would it produce electricity in the first place? Also, ...
2
votes
2answers
921 views

How would tectonics behave on a two continent planet?

I am working on constructing a world which is basically (from the northern pole to the southern pole): smallish frozen over ocean huge land mass encompassing the northern hemisphere tremendous ocean ...
2
votes
1answer
120 views

What would happen if all (higher) life magically became sentient and reached human-level intelligence? [closed]

Overnight, all higher life, multicellular life forms from trees and grass to dogs and elephants reached a level of intelligence similar to that of humans. For example, they can communicate effectively,...
8
votes
4answers
267 views

Are Extraterrestrial's pagoda trees plausible?

In the National Geographic mini-series Extraterrestrial or Alien Worlds, they featured a hypothetical gas giant moon called the Blue Moon. The Blue Moon orbits a binary star, has a very dense ...
15
votes
6answers
2k views

Sugar-bomb tree mechanics

I'm developing a tree that has a peculiar fruit. Instead of having water in said fruit, there is nothing but sugar. The tree pumps sugar into a hollow orb which slowly "bakes," caramelizing into an ...
16
votes
5answers
2k views

Are plastic plants plausible?

Edit: some answerers seem to be slightly misunderstanding the nature of the premise. Remember that the concept here is this; In the Precambrian of Earth, bacteria evolve to extract the abundant ...
3
votes
1answer
145 views

Plant-Animal reproduction

I'm designing an Anthropomorphic Lu-pine. (Get it? Cuz it's technically a tree, but it looks like a werewolf.) They are mobile, omnivorous plants, slightly larger than the average person. They are ...
11
votes
7answers
431 views

Could a plant vocalise and how?

If given a reason to develop such a process, such as attracting prey or scaring away threats or even making recognisable patterns to 'talk' to humans, what is the most likely way they would do this? ...
1
vote
0answers
94 views

A huge desert full of green sand, seated on a plateau, is steadily drained into the nearby lowlands. What happens to the environment? [closed]

I have a large plateau, and roughly in the center are mile-high cliffs surrounding a valley. Inside the valley is a green sandy desert. The sand is composed of olivine. Unfortunately for the ...
2
votes
1answer
166 views

Viability of animal plant? (Energy calculation)

I'm trying to design a humanoid or anthropomorphic organism that would be classified as a plant. The main argument people mention is that it wouldn't be able to produce enough energy to survive. I've ...
5
votes
3answers
162 views

How relevant is new genetic diversity for plant/animal populations badly bottlenecked several centuries ago?

Scenario: A major ecological disaster occurred five hundred years ago, in which large numbers of species (including almost all wild fauna) went extinct. Assume that the environment both before and ...
7
votes
4answers
248 views

How long could an alien species survive at sea?

The species in question are Herbivores, bipedal in nature, around 50 to 80 pounds on average, and require around 2250 calories per day to stay healthy. The ships these populations would live on are ...
26
votes
11answers
5k views

Which plant species would be most likely to recover after a decade of no light?

Presume a decade of darkness, after a several months of steadily shortening daylight. Assume that the temperature and weather patterns remain (inexplicably) fairly unchanged. Ten years later, when ...
0
votes
2answers
75 views

Complete Biosphere DNA Collection [closed]

So you have just come across a new life bearing planet with organisms with Earth-like biology. You want to accomplish a complete biosphere analysis (sample collection) in a timely manner. How would ...
9
votes
3answers
272 views

Feasibility of Giant Fungi

I have a temperate rainforest environment within the arctic circle of my planet. What is the feasibility of fungi storing nutrients from dead matter during the daylight hours, then erupting to create ...
1
vote
3answers
214 views

A Temperate Deciduous Monster--Too Big?

What is a flower or shrub back home is a tree in an alternate Earth, and vice versa. That is something worth exploring. For example, Taraxacum officinale can grow from stems typically up to 5-40 ...
9
votes
3answers
280 views

Largest Flower Size Possible

On an Earth analog, assuming all the selective pressures necessary are there, how large can a flower's bloom evolve to be? I'm referring the the vegetative part of the flower, the petals! I have no ...
2
votes
0answers
75 views

Feasibility of Continent Spanning Trees [duplicate]

I have a world smaller than Earth (radius= 3,900 Km) with the same gravity and it is largely covered in interconnected continents. I also have a species of tree that can create a clonal forest of ...
3
votes
2answers
98 views

What Other Types of Broadleaves Would Grow in Subarctic Conditions?

As it turns out, conifers are not the only trees to grow in boreal forests, or taiga. At the southernmost ends, the evergreens are mixed with such deciduous trees as: Birch Alder Willow Poplar Maple ...
0
votes
3answers
243 views

Feasibility of a mainly forested planet

I have a small planet with a Radius of 3,900 kilometers and a density of 8.9 g/cc. It has an extremely Earth-like climate and has been extremely volcanically and geologically active in the "recent" ...
4
votes
7answers
2k views

Could natural selection imitate humans' selective breeding?

I have a small isolated archipelago. Is it feasible that the flora of the island through natural selection (with animals favoring bigger fruits) has been steered to evolve large, plump fruits of the ...
33
votes
8answers
4k views

What environment would make leaves light blue?

What environmental effects (if any) would ever cause blue to be a colour that a plant would choose as an evolutionary advantage? Bonus: I'm looking for light blue plants as a preference. EDIT: ...
5
votes
4answers
310 views

What properties would make a plant ideal for use on a space ship?

What properties of a species of plant would make it the ideal choice for taking it on a year-long trip through space as both an oxygen source and food source? We should assume that the amount of ...
9
votes
5answers
820 views

How to design a hyper-coffee plant

How much caffeine could you fit into a roasted coffee bean (that will later be ground and steeped) while still having a strong coffee flavor? I'm aiming for a super-caffeine boost -- something where ...
29
votes
13answers
5k views

Can a planet harbor plants of different colors without one pigment outcompeting the others?

On Earth, all plants are green because they contain the pigment chlorophyll, which photosynthesizes by absorbing all light except green light. However, it is quite possible - if not likely - that ...
5
votes
2answers
364 views

Tree volcano? (A “treecano”, if you will)

Okay, so I have a species of tree that's absolutely enormous, 1-5km tall when fully matured. Its immense size is supported by a large base, bark that incorporates a 2-d carbon lattice for strength (...
8
votes
4answers
383 views

Herb and plant creation with real life botany information

I've been on the worldbuilding StackExchange for a little while now and I have yet to see a specific line of questioning. How do I design and create flora for my world? As this particular question may ...
6
votes
3answers
224 views

How much Light energy would it require to run an underground Photosynthetic ecosystem?

I have a world that consists of hundreds of different caverns inside an earth-sized planet. Each of these many caverns consists of many different biomes, such as plains, Jungles,deserts,etc. However ...
23
votes
8answers
3k views

Creating a dark world - How can I not completely handwave the dark cloudy atmosphere

Primary question What is going on with the atmosphere that the world is so gloomy and dark? Information I have had a low-magic fantasy world I have been wanting to solidify for a while now but ...
1
vote
0answers
89 views

Life on oceans above the sky [closed]

The Leidenfrost effect is a physical phenomenon in which a liquid, in near contact with a mass significantly hotter than the liquid's boiling point, produces an insulating vapor layer keeping that ...
28
votes
6answers
9k views

Could a virus that just kills plants be the end of us all?

Skip to Info if you can't be bothered reading (Story Plot) There are two super powers in a "cold war" scenario. One side decided that nuclear war wasn't the only thing they could use to hurt their ...
5
votes
7answers
712 views

What would kill all flora on Earth and what would happen with the atmosphere

I need an Earth where the atmosphere has become unbreathable for humans and animals because all plants have died. But everything else should stay pretty much the same. So here are my questions: What ...
9
votes
5answers
341 views

How would a plant adapted to living at -23 degrees Celsius keep ice from clogging its stomata?

Full version of the question: How would a plant adapted to living at -23 degrees Celsius keep the water vapor it transpirates from flash freezing to the surface of/within its leaves and clogging its ...
5
votes
4answers
240 views

What happens to plants when the temperature increases a lot in a couple of years?

Consider an area of a fantasy world which experiences the following changes: Amount on rainfall, and thunderstorms, increases dramatically. Average temperature increases by 10-20 degrees Celsius over ...
3
votes
3answers
2k views

What factors determine the type of tree in a given area?

The title of this question is fairly self-explanatory. I am developing a fantasy world, and I want to know what factors determine what kinds of trees I can have, where I can put them, and why. I ...
17
votes
9answers
2k views

How might Plants produce flames?

We all know of plants that draw in animals with sweet nectar or even just sit around hoping an insect will sit on it and get caught, but I'm imagining a forest dimly lit by the flickering flames of a ...
5
votes
2answers
261 views

How would a tree that can create its own wind work and look like?

I had an idea of a wind tree that can create wind but it is not man-made) in a fantasy world. Then I began to think/wonder of ways it could realistically work without any magic. So thats where I'm ...
6
votes
3answers
267 views

Is this a viable/realistic imaginary species?

I am creating a species for my alien world that will be seen as 'holy' by the planets dominant religion. I'd like to know if my 'holy' species could viably exist biologically/evolutionarily. Assume ...
1
vote
1answer
233 views

How could magic theoretically alter flora/fauna? [closed]

My world is close to an alternate earth except totally different. The planets name is Ethuna, and instead of magma and a molten core, it's made of a ball of energy connecting huge masses of rock. This ...
6
votes
3answers
289 views

Killer seeds for the sake of early plant growth

This plant I am designing grows on earth, in locations where competition between plants is fierce, water is scarce and also nutrients in the soil are diluted. The dilution requires the plant roots to ...
10
votes
3answers
202 views

Solving the vulnerabilities of a plant-based life-form's civilization: sunlight, roots, and hibernation

Say you are a plant-based life-form (imagine a walking tree). You have roots and leaves. You have two main vulnerabilities: You need sunlight on your leaves for photosynthesis to get energy. You ...
2
votes
3answers
255 views

Magic that Alters Living Cells - Fast-Growing Plants?

This question deals with the magic explained in this question. It is also explained below. In my fantasy novel, magic is a natural part of the world. It is not some mystical force shrouded in ...
8
votes
3answers
282 views

If I made a plant that could float between clouds, what would it look like?

If I had complete control over the plant's appearance, what would be the best shape for it? I need the plant to be able to float between the clouds. It doesn't have to spend its whole life cycle ...
1
vote
2answers
154 views

How much darker could the sun get without killing off the plants necessary for the production of oxygen?

So essentially in my story, aliens put something around the sun that doesn't stop all the light from it hitting Earth, but only some of it, effectively dimming the light without outright extinguishing ...
12
votes
6answers
3k views

Humans as pollinators

Plants can have very different pollinators: The wind, insects, and even birds. However, is there a conceivable scenario where a plant could naturally have evolved to depend on humans as pollinators, ...
25
votes
16answers
6k views

How to make sure humans do not know the meteorological phenomenon rainbow?

You've got to love the rainbow, it's an awesome sight. But I don't want humans to have the pleasure of seeing the rainbow. What change to the earth, atmosphere and so on, is needed so that humans ...