Grow Your Knowledge.
Grow Your Knowledge.
Learn gardening terms.
Learn gardening terms.
Key Stages

Seed Stage
The life cycle begins as a dormant seed containing an embryo and stored food.

Seed Stage
The life cycle begins as a dormant seed containing an embryo and stored food.

Seed Stage
The life cycle begins as a dormant seed containing an embryo and stored food.

Germination
The seed sprouts; the root (radicle) and shoot (plumule) begin to grow.

Germination
The seed sprouts; the root (radicle) and shoot (plumule) begin to grow.

Germination
The seed sprouts; the root (radicle) and shoot (plumule) begin to grow.

Seedling Stage
The young plant develops its first true leaves and starts photosynthesis.

Seedling Stage
The young plant develops its first true leaves and starts photosynthesis.

Seedling Stage
The young plant develops its first true leaves and starts photosynthesis.

Vegetative Growth
Rapid growth of stems, leaves, and roots; the plant builds its structure.

Vegetative Growth
Rapid growth of stems, leaves, and roots; the plant builds its structure.

Vegetative Growth
Rapid growth of stems, leaves, and roots; the plant builds its structure.

Budding
The plant forms flower buds, preparing for reproduction.

Budding
The plant forms flower buds, preparing for reproduction.

Budding
The plant forms flower buds, preparing for reproduction.

Flowering
The plant produces flowers; pollination and fertilization occur.

Flowering
The plant produces flowers; pollination and fertilization occur.

Flowering
The plant produces flowers; pollination and fertilization occur.

Fruiting
Flowers turn into fruit containing seeds; this is the harvestable stage.

Fruiting
Flowers turn into fruit containing seeds; this is the harvestable stage.

Fruiting
Flowers turn into fruit containing seeds; this is the harvestable stage.

Harvesting
The produce reaches maturity and is picked for consumption or sale.

Harvesting
The produce reaches maturity and is picked for consumption or sale.

Harvesting
The produce reaches maturity and is picked for consumption or sale.

Seed Formation/Maturity
Seeds fully develop inside the fruit, completing the plant’s life cycle.

Seed Formation/Maturity
Seeds fully develop inside the fruit, completing the plant’s life cycle.

Seed Formation/Maturity
Seeds fully develop inside the fruit, completing the plant’s life cycle.
Key Terms
Aeration
Loosening soil to improve airflow and root health.
Aeration
Loosening soil to improve airflow and root health.
Alkaline Soil
Soil with a pH higher than 7, often requiring amendments.
Alkaline Soil
Soil with a pH higher than 7, often requiring amendments.
Amendment
Material added to soil to improve its quality.
Amendment
Material added to soil to improve its quality.
Annual
A plant that completes its life cycle in one season.
Annual
A plant that completes its life cycle in one season.
Aquaponics
A system combining aquaculture and hydroponics.
Aquaponics
A system combining aquaculture and hydroponics.
Beneficial Insects
Insects that help control pests or aid pollination.
Beneficial Insects
Insects that help control pests or aid pollination.
Biochar
Charcoal added to soil to improve fertility.
Biochar
Charcoal added to soil to improve fertility.
Biodiversity
Variety of plant and animal life in an ecosystem.
Biodiversity
Variety of plant and animal life in an ecosystem.
Black Spot
Fungal disease that causes dark leaf spots.
Black Spot
Fungal disease that causes dark leaf spots.
Blossom End Rot
Calcium deficiency causing dark spots on fruit.
Blossom End Rot
Calcium deficiency causing dark spots on fruit.
Bolting
When a plant prematurely goes to seed.
Bolting
When a plant prematurely goes to seed.
Bone Meal
Fertilizer high in phosphorus, made from ground bones.
Bone Meal
Fertilizer high in phosphorus, made from ground bones.
Broadcast Seeding
Scattering seeds over soil rather than planting in rows.
Broadcast Seeding
Scattering seeds over soil rather than planting in rows.
Bt (Bacillus thuringiensis)
Organic pesticide for caterpillar control.
Bt (Bacillus thuringiensis)
Organic pesticide for caterpillar control.
Chelated Nutrients
Nutrients chemically altered for better plant absorption.
Chelated Nutrients
Nutrients chemically altered for better plant absorption.
Chitting
Pre-sprouting potatoes before planting.
Chitting
Pre-sprouting potatoes before planting.
Cold Frame
A structure that protects plants in cooler weather.
Cold Frame
A structure that protects plants in cooler weather.
Companion Planting
Growing plants together for mutual benefit.
Companion Planting
Growing plants together for mutual benefit.
Compost
Decomposed organic matter used as fertilizer.
Compost
Decomposed organic matter used as fertilizer.
Corm
Short, swollen underground plant stem.
Corm
Short, swollen underground plant stem.
Cover Crop
Crops grown to enrich soil and prevent erosion.
Cover Crop
Crops grown to enrich soil and prevent erosion.
Crop Rotation
Changing planting locations yearly to preserve soil health.
Crop Rotation
Changing planting locations yearly to preserve soil health.
Crown
Base of plant where stem meets roots.
Crown
Base of plant where stem meets roots.
Cultivar
A plant variety selected for specific traits.
Cultivar
A plant variety selected for specific traits.
Cuttings
A method of plant propagation using a stem or leaf.
Cuttings
A method of plant propagation using a stem or leaf.
Damping Off
Fungal disease causing seedlings to wilt and die.
Damping Off
Fungal disease causing seedlings to wilt and die.
Deadheading
Removing spent blooms to encourage more flowers.
Deadheading
Removing spent blooms to encourage more flowers.
Deciduous
Plants that shed leaves annually.
Deciduous
Plants that shed leaves annually.
Deep Water Culture
A hydroponic method where roots are submerged in water.
Deep Water Culture
A hydroponic method where roots are submerged in water.
Dibber
Tool for making holes for seeds or seedlings.
Dibber
Tool for making holes for seeds or seedlings.
Direct Sowing
Planting seeds directly into the ground.
Direct Sowing
Planting seeds directly into the ground.
Drip Irrigation
Watering plants at the roots via a drip system.
Drip Irrigation
Watering plants at the roots via a drip system.
Earthworm
Soil organism that improves aeration and fertility.
Earthworm
Soil organism that improves aeration and fertility.
Espalier
Training plants to grow flat against a structure.
Espalier
Training plants to grow flat against a structure.
Espalier
Method of training trees to grow flat against a wall.
Espalier
Method of training trees to grow flat against a wall.
Fertilizer
Nutrient source used to promote plant growth.
Fertilizer
Nutrient source used to promote plant growth.
Floret
Small flower in a cluster, e.g., broccoli.
Floret
Small flower in a cluster, e.g., broccoli.
Foliar Feed
Fertilizer sprayed directly onto plant leaves.
Foliar Feed
Fertilizer sprayed directly onto plant leaves.
Frost Date
Average date of last frost in spring.
Frost Date
Average date of last frost in spring.
Garden Fork
Tool for turning soil and compost.
Garden Fork
Tool for turning soil and compost.
Germination
Process where a seed sprouts into a plant.
Germination
Process where a seed sprouts into a plant.
Girdling
Removing bark around a tree, which kills it.
Girdling
Removing bark around a tree, which kills it.
Grafting
Joining plant parts to grow as one.
Grafting
Joining plant parts to grow as one.
Green Manure
Plants grown and turned into soil to enrich it.
Green Manure
Plants grown and turned into soil to enrich it.
Greenhouse
Enclosed space for growing plants year-round.
Greenhouse
Enclosed space for growing plants year-round.
Growing Medium
Material used to support plant roots.
Growing Medium
Material used to support plant roots.
Guttation
Water droplets exuded from leaf tips.
Guttation
Water droplets exuded from leaf tips.
Hardening Off
Gradually acclimating seedlings to outdoor conditions.
Hardening Off
Gradually acclimating seedlings to outdoor conditions.
Hardpan
Compacted soil layer that roots can’t penetrate.
Hardpan
Compacted soil layer that roots can’t penetrate.
Harvest
The act of collecting mature crops.
Harvest
The act of collecting mature crops.
Heirloom
Open-pollinated plant varieties passed down generations.
Heirloom
Open-pollinated plant varieties passed down generations.
Herbaceous
Non-woody plants that die back after growing season.
Herbaceous
Non-woody plants that die back after growing season.
Hilling
Mounding soil around the base of plants.
Hilling
Mounding soil around the base of plants.
Hot Composting
Fast method of composting using high temperatures.
Hot Composting
Fast method of composting using high temperatures.
Hybrid
Plant bred from two different varieties.
Hybrid
Plant bred from two different varieties.
Hydroponics
Growing plants in nutrient-rich water, no soil.
Hydroponics
Growing plants in nutrient-rich water, no soil.
Indeterminate
Plants that continuously produce fruit (like tomatoes).
Indeterminate
Plants that continuously produce fruit (like tomatoes).
Integrated Pest Management
Eco-friendly approach to pest control.
Integrated Pest Management
Eco-friendly approach to pest control.
Intercropping
Planting different crops close together.
Intercropping
Planting different crops close together.
Lattice
Crisscrossed structure for climbing plants.
Lattice
Crisscrossed structure for climbing plants.
Leaching
Loss of nutrients from soil due to excess water.
Leaching
Loss of nutrients from soil due to excess water.
Leaf Mold
Decayed leaves used as soil conditioner.
Leaf Mold
Decayed leaves used as soil conditioner.
Leggy
Tall, weak seedlings with too little light.
Leggy
Tall, weak seedlings with too little light.
Legume
Plants that fix nitrogen into the soil.
Legume
Plants that fix nitrogen into the soil.
Light Meter
Tool to measure light intensity.
Light Meter
Tool to measure light intensity.
Loam
Ideal garden soil composed of sand, silt, and clay.
Loam
Ideal garden soil composed of sand, silt, and clay.
Manure
Animal waste used as organic fertilizer.
Manure
Animal waste used as organic fertilizer.
Manure Tea
Liquid fertilizer made from steeped manure.
Manure Tea
Liquid fertilizer made from steeped manure.
Microclimate
Small, specific climate within a larger area.
Microclimate
Small, specific climate within a larger area.
Microgreens
Young seedlings harvested for salads and garnishes.
Microgreens
Young seedlings harvested for salads and garnishes.
Mound
Raised area of soil for planting crops.
Mound
Raised area of soil for planting crops.
Mulch
Organic or synthetic layer to retain moisture and suppress weeds.
Mulch
Organic or synthetic layer to retain moisture and suppress weeds.
Mycorrhizae
Symbiotic fungi that help plant roots absorb nutrients.
Mycorrhizae
Symbiotic fungi that help plant roots absorb nutrients.
Nematode
Microscopic worm, some of which harm plants.
Nematode
Microscopic worm, some of which harm plants.
Nitrogen Fixation
Conversion of atmospheric nitrogen into usable form.
Nitrogen Fixation
Conversion of atmospheric nitrogen into usable form.
Node
Point on a stem where leaves or buds emerge.
Node
Point on a stem where leaves or buds emerge.
NPK
Abbreviation for Nitrogen, Phosphorus, Potassium in fertilizers.
NPK
Abbreviation for Nitrogen, Phosphorus, Potassium in fertilizers.
Organic Gardening
Gardening without synthetic chemicals.
Organic Gardening
Gardening without synthetic chemicals.
Organic Matter
Decomposed plant/animal material in soil.
Organic Matter
Decomposed plant/animal material in soil.
Overwinter
To keep plants alive during winter months.
Overwinter
To keep plants alive during winter months.
Peat Moss
Organic material used to improve soil retention.
Peat Moss
Organic material used to improve soil retention.
Perennial
Plant that lives for more than two seasons.
Perennial
Plant that lives for more than two seasons.
Perlite
Volcanic glass that improves aeration in soil.
Perlite
Volcanic glass that improves aeration in soil.
Pest
Organism that damages crops or garden plants.
Pest
Organism that damages crops or garden plants.
pH Level
Measure of soil acidity or alkalinity.
pH Level
Measure of soil acidity or alkalinity.
Photosensitivity
Plant response to light duration.
Photosensitivity
Plant response to light duration.
Photosynthesis
Process where plants make food from sunlight.
Photosynthesis
Process where plants make food from sunlight.
Pinching
Removing plant tips to encourage bushier growth.
Pinching
Removing plant tips to encourage bushier growth.
Pollination
Transfer of pollen to fertilize flowers.
Pollination
Transfer of pollen to fertilize flowers.
Potash
Potassium-rich substance used in fertilizer.
Potash
Potassium-rich substance used in fertilizer.
Pricking Out
Transplanting seedlings into bigger containers.
Pricking Out
Transplanting seedlings into bigger containers.
Propagation
Creating new plants from cuttings or seeds.
Propagation
Creating new plants from cuttings or seeds.
Raised Bed
Elevated garden bed for better drainage and soil control.
Raised Bed
Elevated garden bed for better drainage and soil control.
Raised Row
Elevated garden row for better drainage.
Raised Row
Elevated garden row for better drainage.
Rehydration
Restoring moisture to dried growing media.
Rehydration
Restoring moisture to dried growing media.
Rhizome
Underground plant stem that sends out roots and shoots.
Rhizome
Underground plant stem that sends out roots and shoots.
Root Ball
Mass of roots and soil at a plant's base.
Root Ball
Mass of roots and soil at a plant's base.
Root Crop
Edible plant grown underground (e.g., carrots).
Root Crop
Edible plant grown underground (e.g., carrots).
Row Cover
Lightweight fabric to protect plants from pests and frost.
Row Cover
Lightweight fabric to protect plants from pests and frost.
Runner
Horizontal stem that grows new plants (e.g., strawberries).
Runner
Horizontal stem that grows new plants (e.g., strawberries).
Sandy Soil
Soil that drains quickly but holds fewer nutrients.
Sandy Soil
Soil that drains quickly but holds fewer nutrients.
Scarification
Nicking seed coats to encourage germination.
Scarification
Nicking seed coats to encourage germination.
Scion
A plant part grafted onto another plant.
Scion
A plant part grafted onto another plant.
Seed Coat
Protective outer covering of a seed.
Seed Coat
Protective outer covering of a seed.
Seed Saving
Collecting and storing seeds for future planting.
Seed Saving
Collecting and storing seeds for future planting.
Seedling
A young plant just emerging from the seed.
Seedling
A young plant just emerging from the seed.
Self-Watering Container
Planter that supplies water from a built-in reservoir.
Self-Watering Container
Planter that supplies water from a built-in reservoir.
Shade Cloth
Fabric that reduces sunlight for sensitive plants.
Shade Cloth
Fabric that reduces sunlight for sensitive plants.
Sheet Mulching
Layering materials to smother weeds and enrich soil.
Sheet Mulching
Layering materials to smother weeds and enrich soil.
Silage
Fermented green matter used as fertilizer.
Silage
Fermented green matter used as fertilizer.
Silt
Fine soil particles that hold nutrients but drain poorly.
Silt
Fine soil particles that hold nutrients but drain poorly.
Soil Biology
Microorganisms and organisms living in soil.
Soil Biology
Microorganisms and organisms living in soil.
Soil Test
Analysis of soil nutrients and pH.
Soil Test
Analysis of soil nutrients and pH.
Spacing
Distance between plants for proper growth.
Spacing
Distance between plants for proper growth.
Spade
A flat-bladed digging tool.
Spade
A flat-bladed digging tool.
Sprouting
Early stage of seed growth.
Sprouting
Early stage of seed growth.
Stake
Support inserted into soil to hold plants upright.
Stake
Support inserted into soil to hold plants upright.
Staking
Supporting plants with stakes or poles.
Staking
Supporting plants with stakes or poles.
Stolon
Horizontal stem that grows above ground.
Stolon
Horizontal stem that grows above ground.
Succession Planting
Staggering plantings for continuous harvest.
Succession Planting
Staggering plantings for continuous harvest.
Taproot
Main root growing deep into soil.
Taproot
Main root growing deep into soil.
Taproot
Main vertical root that grows deep into soil.
Taproot
Main vertical root that grows deep into soil.
Thatch
Dead plant material that can block water.
Thatch
Dead plant material that can block water.
Thinning
Removing extra seedlings to reduce crowding.
Thinning
Removing extra seedlings to reduce crowding.
Tilth
Soil texture and its suitability for planting.
Tilth
Soil texture and its suitability for planting.
Tilth
Soil structure that supports root growth.
Tilth
Soil structure that supports root growth.
Transplanting
Moving plants from one location to another.
Transplanting
Moving plants from one location to another.
Trellis
Structure that supports climbing plants.
Trellis
Structure that supports climbing plants.
Trench Composting
Composting by burying waste in a garden trench.
Trench Composting
Composting by burying waste in a garden trench.
Vermiculite
Mineral used to improve soil aeration and water retention.
Vermiculite
Mineral used to improve soil aeration and water retention.
Vertical Gardening
Growing plants upward to save space.
Vertical Gardening
Growing plants upward to save space.
Water Table
Depth at which soil is saturated with water.
Water Table
Depth at which soil is saturated with water.
Watering Can
Handheld tool used to irrigate plants.
Watering Can
Handheld tool used to irrigate plants.
Weed Barrier
Fabric or plastic that blocks weeds from growing.
Weed Barrier
Fabric or plastic that blocks weeds from growing.
Weeding
Removing unwanted plants from garden beds.
Weeding
Removing unwanted plants from garden beds.
Wheelbarrow
Tool for moving soil and compost.
Wheelbarrow
Tool for moving soil and compost.
Windbreak
Barrier that protects garden from strong winds.
Windbreak
Barrier that protects garden from strong winds.
Winter Sowing
Starting seeds outdoors in containers during winter.
Winter Sowing
Starting seeds outdoors in containers during winter.
Worm Castings
Nutrient-rich waste produced by composting worms.
Worm Castings
Nutrient-rich waste produced by composting worms.
Xylem
Plant tissue that transports water from roots.
Xylem
Plant tissue that transports water from roots.
Yard Waste
Organic debris like leaves and grass clippings.
Yard Waste
Organic debris like leaves and grass clippings.
Zinc Deficiency
Nutrient issue that can stunt plant growth.
Zinc Deficiency
Nutrient issue that can stunt plant growth.
Other Resources
Find articles, tutorials, and trusted resources to help you develop your green thumb. Explore seasonal tips, tool guides, and local gardening clubs to deepen your gardening expertise.
Gardening tips, planting calendars, and seasonal advice.
Heirloom seeds and resources on seed saving and biodiversity.
Support and resources for community garden projects.
Tool to find your planting zone and guide planting times.
