Questions tagged [flora]

For questions related to plants and vegetation in general.

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5
votes
4answers
146 views

What would the biology of magic plants that get their energy through pure darkness look like?

In a world just like our own, one day, everything turned dark. Literally, as the planet was consumed by near-total darkness, the clouds turning black and allow little to no natural sunlight through ...
4
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2answers
108 views
+200

Water & Nutrient Cycle of an upside down forest

This is a follow up question to Sky of Earth and Seas of Sky I have a medieval fantasy setting where people live in a vast expanse of giant caves contained in a sort of giant Stanford torus. This is ...
4
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0answers
101 views

What would a thicker atmosphere do to plant growth/evolution?

I'm working on a concept for a habitable world with venus-like atmospheric pressures, where humans have settled onto huge tabletop mountains where the atmosphere isn't as crushing. This is a ...
7
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4answers
532 views

Would Chemosynthetic plants have any reason to grow tall?

I have a planet too far away from its sun for photosynthesis to work well, so the plants use chemosynthesis. But since they don't use sunlight, would they have any reason to grow above ground? Some ...
4
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3answers
132 views

What adaptations would a tree need to survive an area with monthly fires?

Imagine a plain made of tall grass that sways in a gentle breeze. Everything is a deep green and there is a riot of life sprouting from the black ground. A few days later, the grasses turn brown and ...
7
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8answers
1k views

How can a rogue planet get energy for plants to use?

This rogue planet is a cold rocky world where liquid methane replaces water, hydrogen is used in place of oxygen, and a large moon. I was thinking the large moon would have a large tidal pull that ...
1
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3answers
79 views

What are the consequences of an earth overgrown with plants?? [closed]

Imagine if humans solved the climate crisis by developing plants that grew almost like a cancer. Imagine the growth as exponential, uncontrollable, and any chances of cutting down the trees would be ...
4
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3answers
308 views

When earth is filled to the brim with plant-life, can it cause a hyperoxic environment?

Say humans found a way to exponentially increase the capability of plants to grow. Is it possible for it to cause an environment that can cause oxygen toxicity in humans?
-1
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1answer
95 views

Would a Jungle survive in a highly volcanic area?

I have an idea for a region of the world I am working on, and I'm not sure how realistic it is. Basically, the area is an equatorial jungle, closely bordering the ocean on one side. As a result there ...
7
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4answers
185 views

What types of flora would flourish on a tidally-locked moon?

My world is a satellite of a gas giant. It has an atmosphere and is mostly covered by water (the percentage of water to its surface is somewhere in the high 80s-low 90s). Its rotation period is 28 ...
5
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5answers
149 views

Why would a tree species grow very large in what is a very windy environment?

In my fictional world, the planet has some very strong winds that regularly blow across large areas of land. In this world, however, very large, tall trees grow (the reason for the size of the tree is ...
3
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2answers
64 views

If an entire forest was pulled together into one “grafted tree” by the use of Demi-god worthy magic, what would that tree be like? [closed]

In my world, Yggdralon Trees are absolutely massive trees that were once vast forests. Tales claim that they were created by the Demi-gods. They pulled the forests around them and wrapped the trees ...
14
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4answers
279 views

Where can you find berries that eat people from the inside out?

My low-fantasy setting features the deadly plant known as the wormberry. It produces small berries of a bright-but-overall-undecided color, all of which contain a small, edible seed. They have two ...
2
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1answer
97 views

Could Long, Dense Walls of “Megamangroves” Deflect The Deadliest of Storms?

This is the world's tallest tree--the coast redwood. It can grow as high up as 115.5 meters. Any taller, and the transportation of water in its vascular tissues would not climb all the way. But in ...
4
votes
1answer
110 views

Without powered greenhouses or trade, what's the coldest possible climate for a sustainable nation?

In a setting where an empire establishes an island colony far to the north, what is the coldest climate such a colony could sustainably survive were that empire to collapse and stop sending supply ...
5
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3answers
93 views

Could a marine plant have a salt-filtration system for when plants suck up the sea-water (providing a source of fresh water?)?

In a world I want to make, sailors would travel at sea for many years, perhaps up to ten, on sail boats. Obviously, they'd normally be stricken by scurvy and such, but I was thinking of some kind of "...
3
votes
1answer
111 views

How much energy would be needed for a sentient plant species

Let’s say humanity is a type 1 civilization, ( essentially a civilization that can control there entire planet and harness its energy ), now let’s also say humanity wants to make an intelligent ...
4
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2answers
121 views

What modifications are needed to have tree that can create hurricane/cyclone around it?

I don't know much about hurricane/cyclone and how to created it (nor know the difference much, so bear with me if i make mistake), so I want to know what kind of plant organs or ability need to ...
1
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4answers
213 views

What modifications are needed to have plants that can grow and survive in a world of sugar and sweetness?

What modification would a plant — especially tree — develop in a world where everything is made of sugar, caramel, cake, syrup, soda, etc.? Think of something like Willy Wonka's Chocolate Factory, or ...
16
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3answers
273 views

How to make a self-sustaining necropolis?

My living friends. I'm a Lich, a wizard that became a undead and obtained immortality, I am looking to build a necropolis for me to be its king, I chose a distant city to turn it's inabitants into ...
2
votes
3answers
139 views

Planet With Higher Atmospheric Pressure

Consider a planet with Earth like gravity but an atmosphere that is 10x what Earth has at sea level (atmospheric composition is equivalent to Earth). If the vegetation is similar to Earth's, would the ...
0
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1answer
103 views

Planet with only plant-based life and very thick atmosphere [closed]

Working hypothesis is as follows: Solar system with an A class sun. Planet has a very thick atmosphere which does not allow much visible light in to the surface. (Like dusk in the day time and ...
3
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3answers
131 views

How to explain a planet around a K-Type star with Orange/Red/Purple plants?

Basically, in a sci-fi roleplaying group I am apart of, I have began to work on a long-standing human colony world. The tech-level is pretty much bog-standard sci-fi, and such, colonisation is ...
1
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1answer
98 views

what organs or modification needed to have plants that drink liquid blood?

so in my world the rivers and lakes (not sure about the sea yet) are made of blood that'll never dry up. The blood maybe fresh or not (I still haven’t decided yet,probably both anyway) i also haven’t ...
4
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3answers
154 views

Can a planet with blue glowing plants exist?

I have a planet where I want all plants to be blue and glowing. I was thinking that they could use something other than light for energy. I want the plants to always glow. The atmosphere is basically ...
10
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4answers
2k views

Can these climates/biomes exist near each other?

I am writing a story, in which I would like to have three locations within about a half hour to an hour driving distance (assuming population, road systems and automobiles on par with the contemporary ...
18
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12answers
6k views

Planet with only plant life?

Is it possible for there to be a planet where no animals, only plants existed? What evolutionary reasons would cause this, if possible?
5
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1answer
112 views

How to have hollows with complex plant and animal life on a planet

This is a slight continuation of my other post where I was trying to create realistic hollows with weather due to temperature changes due to bio minerals called Hearthstones. I was wondering if plant ...
8
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4answers
1k views

Question regarding plant based poison for a short story

For a story I'm writing, I'm looking for an undetectable plant based poison that if ingested in a miniscule amount, would make a ten year old boy sick: intrinsic muscle weakness, stunted growth, and ...
4
votes
4answers
183 views

Internal chemistry of a melon bomb

I am a giant, intelligent, fortress-like, plant-based organism, able to forge many structures, defenses and organisms from my flesh by altering my own DNA and rapidly growing new constructs whenever ...
4
votes
3answers
94 views

Where do producers get nutrients in an airborne ecology?

So I'm designing a world where the air has its own ecosystem, separate from the one on the land, because sky whales are cool. However, I'm having trouble figuring out what the plants and other ...
4
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2answers
285 views

What modification would make literal fire trees be able to grow?

To help imagine it and my inspiration, it's basically similar to pictures from Abrahamic religions with burning trees like this one. They can't speak though, they are just trees or plants that are ...
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1answer
94 views

Uses of common and cheap diamonds [closed]

Inspired by this question, I've wondered how it would world look, if those diamond berries were real. Let's assume in my fantasy world of XVII/XVIII IRL technology have one species of plant that have ...
79
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8answers
7k views

Tree Shape on a Tidally Locked World

I'm designing a tidally locked world around a red dwarf star. The habitable ring is an Earth analogue. The atmosphere and gravity are similar to Earth's, and we're going to pretend the wind is ...
9
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3answers
128 views

Sustainability of Regular Global Wildfires Due to Oxygen Rich Atmosphere

So, I've heard that above around 35% O2 concentration in Earth-like atmospheres leads to wildfires that just never go out. I'm thinking of using this like California, with its regularly occuring ...
-8
votes
1answer
103 views

Can a plant be grown in a vacuum chamber [closed]

Thats my question please answer it
2
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2answers
61 views

Futrinka street and the plausiblity of comfortably habitable giant-pumpkin houses

So, there was this pupet show about two characters, Mazsola and Tádé. They lived in a BIG pumpkin, that had been hollowed out and repurposed as a house. It looked something like this. Now, I kinda ...
7
votes
2answers
146 views

How tall could a fictional cactus species realistically grow?

I had an idea for a new world that included cactus forests, with cactuses the size of a giant sequoia. Is this realistic?
2
votes
1answer
103 views

Mega fauna and flora on a super earth

I am working on a super-earth, about 1.5 more massive than Earth. On this planet, there's a large variety of megafauna and flora across the world. The biggest trees over there can grow to be 36 meters ...
2
votes
2answers
125 views

Bryophitic Plants in an Underwater Forest

By "bryophitic", I mean "non-vascular land plants", being the liverworts and the mosses. (Hornworts are comparative latecomers, so we won't be talking about them.) Without vascular tissues, these ...
1
vote
1answer
128 views

What Star would encourage what color of plants? or, a table of star types to the most efficient plant color [duplicate]

Using the following list of stars, what color is the most efficient for plants to absorb the ideal amount of energy? (This is not a complete list of star types, just some big examples) Yellow Dwarf ...
4
votes
4answers
244 views

Are continent wide forest fires possible?

The setting I have in mind is an Earth-similar planet which has most of its landmass covered in forests. A civil conflict on this planet ingnites forests fires, which then spread. I was wondering if ...
8
votes
3answers
332 views

Would it be possible to survive on a world with only plants?

If you were air dropped onto another planet, where multi-cellular non-plant life did not evolve, could you survive on what was only around you? The planet in question is a clone of earth, in almost ...
5
votes
4answers
183 views

Would 5 years be long enough for a small society to start producing a surplus of food?

Would a community of around 300 people be able to start producing plentiful food in ~5 years post a civil war and plague? They were an isolated quite wealthy community, in a sub-tropical area, mainly ...
6
votes
2answers
184 views

Tall trees : atmospheric pressure

In my previous post, I asked about how tall trees could grow in my world. To be honest, I really need those trees to be huge for my storie, because a big part of the plot will be linked to those big ...
7
votes
4answers
434 views

How much energy do plants produce?

Consider a magic system that follows the Eragon model; "doing it by magic takes just as much (biological) energy as doing it the mundane way". In Eragon, magical energy can be drawn from other living ...
1
vote
1answer
156 views

How tall would animals, trees and “humans” grow on a planet with those characteristics?

I am working on a planet were life (trees, plants, food, animals, humans) would be bigger/taller than Earth. I have learned that oxygen level or gravity, for example, could help change the size of ...
6
votes
2answers
188 views

Hanging World - Trees

Scenario A civilization is living on an ancient super structure, they don't know much about it, they just live there and have lived there for as long as they know. For our current situation we can ...
5
votes
3answers
114 views

Designing flora: placing herbs

So I have noticed that most herbs come from the Mediterranean as confirmed by this site and those that do not often come from either actual Mediterranean climates or somewhat arid ones. So my ...
2
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3answers
174 views

Another Giant Tree Attempt

I want to propose a new method for tree growth to exceed the max of 120 or 130 meters restricted by Earth's gravity. I propose for the tree to rely very little on its base or roots. The living part of ...

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