Life Cycle of a Plant

Free printable life cycle of a plant diagram — a labeled circular diagram showing seed, germination, seedling, adult plant, flower, pollination, and fruit and seeds. Download a high-resolution PDF or PNG for Letter paper.

Part of the Life Cycle of a Plant teaching pack for grades 3 to 5: 24 lesson slides and 8 printables with answer keys. The diagram and the blank one to label are free.

Labeled life cycle of a plant diagram showing seed, germination, seedling, adult plant, flower, pollination, and fruit and seeds stages in circular sequence

Labeled diagram

Download PDF or download the PNG image
Blank life cycle of a plant diagram to label, with a word bank

Blank diagram to label

Download PDF 7 blanks, a word bank, and the answer key on page 2
Life Cycle of a Plant diagram labeled with the function of each part

Labeled with functions

Download PDF A short line under each part saying what it does

Teaching ideas for Life Cycle of a Plant

Pick the ideas that suit your class, then follow the plan or use the sheets in any order.

  • Sprout a bean. Put a few dry beans on a damp paper towel inside a clear bag. Over the next days students watch for germination: first the root, then the shoot.
  • Open a seed. Soak dry lima beans overnight. Students slip off the seed coat, split the bean with their fingers and look for the tiny young plant inside.
  • Bring in a tomato. Bring a tomato cut in half. Students find the seeds inside and point to Fruit and Seeds on the labeled diagram.
  • Find the stages. Take the class outside. Students look for a seedling, an adult plant, a flower and a fruit or seed, and sketch each one they find.
  • Collect some seeds. Students gather seeds outside, such as dandelion fluff, maple wings and acorns, then sort them by how each one travels.

A plan for the week

Day 1Open with one of the ideas above. Teach the lesson with the slides while students fill in the guided notes. Then students label the blank diagram.Lesson slides (PowerPoint) (in the pack)
Life Cycle of a Plant Guided Notes (in the pack)
Life Cycle of a Plant Diagram
Blank Life Cycle of a Plant
Day 2Students work out the order of the stages, why a seedling can feed itself and what the bee does on “Read the Diagram”.Read the Diagram (in the pack)
Day 3Read “From Seed to Seed” and answer the questions.From Seed to Seed (in the pack)
Day 4Students read about eight seeds and fruits on “How Do Seeds Travel?” and write how each one travels.How Do Seeds Travel? (in the pack)
Day 5Review with the crossword, then give the quiz.Life Cycle of a Plant Crossword (in the pack)
Life Cycle of a Plant Quiz (in the pack)

The sheets marked “in the pack” are in the Life Cycle of a Plant teaching pack below.

NGSS standards

  • Supports 3-LS1-1: Develop models to describe that organisms have unique and diverse life cycles but all have in common birth, growth, reproduction, and death.
  • Supports 4-LS1-1: Construct an argument that plants and animals have internal and external structures that function to support survival, growth, behavior, and reproduction.
Life Cycle of a Plant teaching pack cover
Teaching packGrades 3–5

Life Cycle of a Plant teaching pack

Teaching the life cycle of a plant? Here is a ready-to-teach lesson. 24 slides and 8 printables that cover the whole topic, from the guided notes to the quiz. Present the slides while students fill in the guided notes, then use the worksheets, crossword and quiz, with every answer key.

Free on this page: the diagram and the blank one to label, marked Download below. The whole pack is $7: 18 pages in one print-ready file, the 24 lesson slides, the practice sheets, the crossword, the quiz and every answer key.

OnlineThe pack also comes as an online lesson for Google Classroom: every part on screen for students, plus a self-grading Google Forms quiz.

One-time purchase. Instant download. Secure checkout by Stripe. Want to see a whole pack first? The Skeletal System pack is free.
Life Cycle of a Plant lesson slideLife Cycle of a Plant lesson slideLife Cycle of a Plant lesson slideLife Cycle of a Plant lesson slide
Lesson slides

Teach Life Cycle of a Plant with 24 ready-made slides

Open the PowerPoint and teach: an opening question, the parts one at a time on the diagram, quick checks and an exit question. Students fill in the guided notes sheet as you go.

Every slide comes with teacher notes: what to say, what to ask, and sample answers.

The slides (PowerPoint and a PDF copy) and the guided notes sheet come with the pack.
A slide from the Life Cycle of a Plant lesson in PowerPoint presenter view, with its teacher note beside it
One slide in presenter view: the class sees the slide, you see the note. Tap to see it full size.

What is in the pack, in teaching order

Life Cycle of a Plant lesson slides (PowerPoint) In the pack 1. TeachLesson Slides24 slides to present, with your notes for each one.In the $7 pack
Life Cycle of a Plant guided notes: printable with answer key In the pack 1. TeachLife Cycle of a Plant Guided NotesStudents fill in the blanks as you present. With answer key.In the $7 pack
Life Cycle of a Plant Diagram: free printableFree 1. TeachLife Cycle of a Plant DiagramThe labeled diagram, 7 stages.Download free PDF
Blank Life Cycle of a Plant: free printableFree 2. LabelBlank Life Cycle of a PlantStudents label 7 stages from a word bank.Download free PDF
Read the Diagram: printable worksheet with answer key In the pack 3. ReasonRead the DiagramRead the plant life cycle picture: draw the order the plant goes through, work out why a seedling can feed itself, what the bee does and which stage follows pollination.In the $7 pack
From Seed to Seed: printable reading passage with answer key In the pack 4. ReadFrom Seed to SeedA one-page text that follows a tomato plant from seed to new seed, with eight questions.In the $7 pack
How Do Seeds Travel?: printable seed travel table with answer key In the pack 5. ConnectHow Do Seeds Travel?Read about eight seeds and fruits and write how each one travels.In the $7 pack
Life Cycle of a Plant Crossword: printable vocabulary crossword with answer key In the pack 6. ReviewLife Cycle of a Plant CrosswordFourteen plant life cycle words with clues and a word bank.In the $7 pack
Life Cycle of a Plant Quiz: printable quiz with answer key In the pack 7. CheckLife Cycle of a Plant QuizName five stages, six multiple choice and two written answers. Scored out of 13.In the $7 pack

Life Cycle of a Plant worksheets, crossword and quiz

The Life Cycle of a Plant teaching pack is 24 lesson slides (PowerPoint and PDF) and 8 printables with answer keys for grades 3 to 5, in the order you would teach them: the guided notes for the lesson slides, the labeled diagram and the blank one to label, then “Read the Diagram” (a worksheet), “From Seed to Seed” (a reading passage), “How Do Seeds Travel?” (a seed travel table), a vocabulary crossword and a quiz.

The sheets are in a suggested teaching order: teach the lesson, have students label the blank diagram, then work through the practice sheets and finish with the quiz. Use them all over a week or pick the ones you need. The answer keys are together at the back.

The diagram and the blank one to label are free to download on this page. The other sheets come with the pack ($7), which is also in the Elementary Science bundle (grades 3 to 6).

The life cycle of a flowering plant, stage by stage

A flowering plant's life cycle is a continuous loop — from seed to plant to flower to new seed — driven by the partnership between plants, pollinators, and the soil. Here is what happens at each labeled part of the diagram:

StageWhat it doesWhy it matters
SeedA seed contains a tiny embryo plant and enough stored food to fuel its first days of growth.A seed is essentially a plant in suspended animation, waiting for the right combination of moisture, warmth, and sometimes light before it will begin to grow. Seeds can remain dormant for years — some have been successfully germinated after decades in storage — which is how plants survive droughts, fires, and cold winters. Inside the tough protective coat are all the genetic instructions for building a complete plant, plus a food reserve (endosperm or cotyledon) to power the seedling before it can photosynthesise.
GerminationThe seed absorbs water, swells, and the first root and shoot emerge.Germination begins the moment a seed absorbs enough water to reactivate the embryo's cellular machinery. The first structure to emerge is the radicle — the primary root — which anchors the seedling and starts absorbing water and minerals from the soil. The shoot follows, pushing upward through the soil toward light. This early phase is the most vulnerable in a plant's life: it is using stored food and cannot yet photosynthesise, so it depends entirely on the nutrients packed into the seed.
SeedlingA young plant with its first true leaves, now able to photosynthesise.Once the seedling's first true leaves unfurl and catch sunlight, it switches from running on seed reserves to making its own food through photosynthesis. The root system expands rapidly to supply water, and the shoot grows taller toward the light. At this stage the plant is still fragile — a late frost, pest, or drought can kill it — but it is no longer entirely dependent on its seed's food store.
Adult PlantA fully grown plant with a developed root system, stem, and leaves.The adult plant is the engine of the cycle — its roots anchor it and draw up water and minerals, its stem supports and transports, and its leaves capture sunlight to power photosynthesis. The plant's goal at this stage is to accumulate enough energy and resources to reproduce. Some plants reach this stage in weeks; trees may take decades. The size of an adult plant is a direct reflection of the energy and nutrients available in its environment.
FlowerThe flower is the plant's reproductive structure, containing male and female parts.Flowers are the plant's investment in reproduction: their colour, scent, and nectar are all designed to attract specific pollinators. The male parts (stamens) produce pollen containing the plant's male genetic material; the female parts (pistil) contain the ovules that, once fertilised, will become seeds. A plant that produces a showy flower is essentially advertising to pollinators — offering nectar in exchange for carrying pollen from flower to flower.
PollinationPollen is transferred from one flower to another, fertilising the ovule.Pollination is the transfer of pollen from the anther of one flower to the stigma of another (or the same) flower. Bees, butterflies, birds, bats, and wind all serve as pollinators. When a bee visits a flower for nectar, pollen grains stick to its body; when it visits the next flower, some pollen rubs off onto the stigma. The pollen grain then grows a tube down into the ovary, allowing the male cell to reach and fertilise the ovule. Without pollination, no seeds form and the cycle cannot continue.
Fruit and SeedsThe fertilised ovule develops into a seed; the ovary becomes the fruit around it.After fertilisation the ovule develops into a seed containing a new embryo plant, while the ovary wall swells into the fruit around it. Fruits serve a critical purpose: they attract animals to eat them, which then carry the seeds away from the parent plant in their digestive systems or fur, dropping them far away. This dispersal prevents the new plants from competing with their parent for light, water, and nutrients — ensuring the species spreads and the cycle begins again.

How to print

Choose Download PDF for a ready-to-print file that fits US Letter paper (8.5 × 11") in landscape, or Download PNG for the high-resolution image.

Frequently asked questions

What are the stages of a plant's life cycle?

Seed, germination, seedling, adult plant, flower, pollination, and fruit and seeds — which then disperse to begin the cycle again.

Why do plants produce flowers?

Flowers attract pollinators like bees and butterflies, which transfer pollen between flowers and enable fertilisation — the step that produces seeds and continues the plant's life cycle.

What paper size should I print this on?

The diagram is sized for standard US Letter paper (8.5 × 11") in landscape orientation. Use "Download PDF" for a print-ready file that fits the page automatically.

Are there Life Cycle of a Plant worksheets to go with the diagram?

Yes. The Life Cycle of a Plant teaching pack, for grades 3 to 5, has 24 lesson slides and 8 printables with answer keys: the guided notes for the lesson slides, the labeled diagram and the blank one to label, then “Read the Diagram” (a worksheet), “From Seed to Seed” (a reading passage), “How Do Seeds Travel?” (a seed travel table), a vocabulary crossword and a quiz. The diagram and the blank one to label are free to download on this page. The other sheets come with the pack ($7), which is also in the Elementary Science bundle (grades 3 to 6).