What do guppies need in their tank

Guppies are not picky eaters and will even graze on algae growing inside the aquarium. We like to give ours a wide variety of foods, such as bloodworms, brine shrimp, flake foods, pellets, and Easy Fry and Small Fish Food. (source)
What’s the Best Substrate for Guppies? Lots of aquatic hobbyists prefer sand when housing guppies. Sep 30, 2021 (source)
https://www.youtube.com/watch?v=kD4tUsSiqFo
As mentioned before, guppies need oxygen to live. Water oxygen exchange happens through surface agitation. To agitate the surface of the water, you will need to use an air pump with an air stone or a water pump. Air stones can produce lots of agitation in the fish tank. Dec 13, 2021 (source)
Guppies tend to be top swimmers. This means that they spend most of their time swimming near the top of the tank. They might also sometimes swim towards the bottom, but by and large, they prefer to be at the top. Mar 22, 2022 (source)
Guppies do not necessarily require an airstone or bubbler, but they do require water circulation and movement, which can be delivered either from a filter or an airstone or both. (source)
Guppies love to have plenty of aquatic plants to hide, play, and rest in. Any of the plants listed below would make an excellent addition to your guppy tank. Flame Moss Aquarium Plants Live Freshwater – 1.5″x 2″ Moss Stone Pad 2pc – Natural Terrarium Moss… Sep 30, 2021 (source)
Yes, guppies like to be in a heavily planted tanks. Just make sure that you are keeping the plants through which they can swim around. Heavily planted tanks also promote breeding and it provides a lot of hiding places for fry. Nov 9, 2019 (source)
Yes, just like guppies, guppy fry are going to need a heater to keep warm as well. The heater for your guppy fry should be set between 76-80°F. (source)
Guppies are one of the best choices for beginners, and especially for children. They usually start out as the lowest priced fish in any shop and go up according to the variant you purchase. Guppy fish swim almost effortlessly within your tank, but they can get diseases just like any other fish. (source)
In most cases, tap water contains quite a big amount of chlorine. This substance is deadly for any guppy. It will kill them pretty quickly or slowly depending on how much of it there is in the water. Chlorine is used as a disinfectant in tap water. (source)
Generally, you should keep guppies in groups. And ideally, you should keep at least a trio of guppies in at least a 5-gallon fish tank. You can keep more than a trio of guppies but then you will also need to increase the tank size of your fish tank according to the number of fish you are going to keep in the tank. Oct 16, 2021 (source)
Yes, if you’re going to look after guppies, then they definitely need light. Just like humans, guppies have a circadian rhythm, so they need light to figure out when to sleep and when to wake up. So if you’re going to house guppies in your aquarium, make sure you have a light for them as well. (source)
There’s a reason why nearly all fish aquarium guides recommend using an aquarium filter. While technically it is possible for guppies to survive without a filter, it’s best if you have a filter system installed in your aquarium. Jan 9, 2022 (source)
So to conclude this article: yes, guppies and betta fish can live in the same aquarium. You will have a bit more work feeding your betta separately and you will also need to purchase live plants, but it is doable. Oct 26, 2021 (source)