Plant Encyclopedia
Everything about care, pruning, watering and winter hardiness of thousands of plants
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19 plants
Acanthospermum hispidum: complete guide
Acanthospermum hispidum DC.
The bristly starbur - a tropical plant with sharp, spiky fruits. Quirky but interesting for experimental gardens in warm climates.
Fool's-parsley: complete guide
Aethusa cynapium
Discover Fool's-parsley (Aethusa cynapium), a highly toxic plant from the Apiaceae family. Learn how to identify and safely remove this dangerous plant from your garden.
Amaranthus palmeri: complete guide
Amaranthus palmeri
Discover everything about Palmer's Amaranth (Amaranthus palmeri). Cultivation tips and warnings about this invasive annual weed.
Roman-wormwood: complete guide
Ambrosia artemisiifolia
A detailed guide to Ambrosia artemisiifolia: growth habits, care, and control. Essential reading for gardeners managing invasive species.
Field bindweed: complete guide
Convolvulus arvensis
Field bindweed (Convolvulus arvensis) is a persistent climbing weed with white or pink funnel-shaped flowers. Learn how to identify, manage, and where to buy it.
Alfalfa dodder: complete guide
Cuscuta approximata
Discover Cuscuta approximata, a parasitic plant with ecological and agricultural significance. Identification, management, and botanical interest explained.
Cuscuta lupuliformis: ecological warning
Cuscuta lupuliformis
Hop dodder (Cuscuta lupuliformis) is a parasitic plant from Europe to Mongolia. WARNING: This is a destructive weed parasite, not for garden cultivation.
Hairy crabgrass: complete guide
Digitaria sanguinalis
Discover everything about Hairy crabgrass (Digitaria sanguinalis): growth, identification, and management strategies for a healthy lawn.
Crowfoot grass: complete guide
Eleusine indica
Crowfoot grass (Eleusine indica) is a resilient annual grass often seen as a weed. Learn how to identify, manage, and work with it in your garden design.
Quackgrass: complete guide
Elymus repens
Complete guide to Quackgrass (Elymus repens): growth, care, soil needs, and control. Ideal for garden layouts on gardenworld.app.
AsteraceaeHorseweed: complete guide
Erigeron canadensis
Discover all about Horseweed (Erigeron canadensis): a summer annual with delicate white flowers, easy to grow and valuable for wildlife.
Eyebane: complete guide
Euphorbia nutans
Understand Eyebane (Euphorbia nutans): cultivation, care, characteristics, and management tips for this aggressive spreading plant.
Littoral broomrape: complete guide
Orobanche litorea
Learn about Littoral Broomrape (Orobanche litorea), a parasitic flowering plant from southern Europe. Ecology, identification and garden prevention explained.
Prostrate Knotweed: complete guide
Polygonum aviculare
Learn about Prostrate Knotweed, a tough creeping weed with useful properties. Discover how to manage it in gardens and meadows.
SolanaceaeSolanum nigrum: complete guide
Solanum nigrum
Solanum nigrum, black nightshade, is a widespread annual herb with small white flowers and dark berries. Learn identification and safety precautions.
SolanaceaeLeafy-fruited nightshade: complete guide
Solanum sarrachoides
Learn about leafy-fruited nightshade (Solanum sarrachoides), an invasive South American weed with small white flowers. Guide to identification and management in gardens.
Common nettle: complete guide
Urtica dioica
Discover everything about common nettle (Urtica dioica). Learn how to grow, maintain, and maximize the potential of this versatile plant in your garden.
Burning nettle: complete guide
Urtica urens
Discover everything about burning nettle (Urtica urens). Learn how to grow, care for, and optimize this annual species in your garden.
Clotweed: complete guide
Xanthium spinosum
Clotweed is an annual weed with spiny seed pods. Found in warm areas worldwide and considered invasive.