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Seed Starting

It’s all about germination! Seeds and seedlings need the proper temperatures, light and the right soil conditions if they’re to become strong, fast-growing transplants. You supply the patience. We’ll supply the heat mats, light sources, growing mediums and all the accessories, from pots and seed starting flats to markers and fogging nozzles. Now stand back and watch ‘em grow!

  • Starter Fertilizer

    Root Zone Starter (2-4-2)

    Builds a healthy, well-branched root system that delivers life-giving minerals …

    $14.95 $11.95
  • Organic Fish & Seaweed Fertilizer

    Organic Fish & Seaweed (2-3-1)

    One of our all-time favorites! Use on a regular basis for increased yields …

  • FlowerHouse SeedHouse

    Seed House

    Made with GRO-TEC, an incredibly tough material that's UV resistant and lets …

  • CowPots 1


    A revolutionary seed starting container made from 100% composted manure.

  • Jump Start Light System

    T5 Light System

    Great for growing young seedlings, cuttings, flowers and house plants!

  • AeroGarden 3

    AeroGarden 3

    There's no smaller, ultra-productive growing area than the AeroGarden 3!

  • AeroGarden 7

    AeroGarden 7

    Here's automatic gardening technology with even more growing space!

  • AgroSun Full Spectrum Fluorescent Tubes 1

    AgroSun Fluorescent Tubes

    Recommended for seedlings, cuttings and low-light plants like African violets …

    $17.95 $15.50
  • Black Gold Perlite 1

    Black Gold Perlite

    In addition to being a component of potting soils, perlite is a sterile medium …

    $5.95 $4.50
  • Clip-On Fan 1

    Clip-On Fan

    Use just about anywhere to create whisper-quiet air flow to cool rooms and …

  • Compact Fluorescent Grow Bulb 1

    Compact Fluorescent Grow Bulb

    Great for orchids and other houseplants. HydroFarm's AgroSun Compact Fluorescent Grow Bulb produces low heat and full spectrum lighting that ...

  • Compact Fluorescent Grow Light 1

    Compact Fluorescent Grow Light

    Garden indoors all year long with a Compact Fluorescent (CF) Grow Light. Low profile design provides more concentrated light than ...

    $128.50 $84.50
  • CowPots (Bulk) 1

    CowPots (10-Pack)

    Starting plants is easy with these 100% biodegradable pots made by American …

  • AgroSun DaySpot

    DaySpot Grow Light Kit

    Grow where no one has grown before! HydroFarm's AgroSun DaySpot is a 60 watt grow light kit designed to produce ...

    $19.95 $16.95
  • Starter Fertilizer (Organic 2) 1

    Dr. Earth Starter (2-4-2)

    Reduces plant stress and is SAFE for tender transplants including bedding …

    $12.95 $8.50
  • Floating Row Cover 1

    Floating Row Cover

    Enhance plant and seedling growth while protecting them from cold, wind and insects. Made of premium grade spun-bond polyester, Harvest-Guard ...

  • Seedling Heat Mat

    Heat Mat (1-Flat)

    Consistent warmth ensures success! Hydrofarm's Seedling Heat Mat gently warms the rooting area 10-20° Fahrenheit over ambient temperatures to improve ...

  • Seedling Heat Mat (4-Flats) 1

    Heat Mat (4-Flat)

    Increases the growth success of seedlings and cuttings! Hydrofarm's 4-Flat Heat Mat gently warms the root area 10-20° F. over ...

  • Heat Mat Thermostat 1

    Heat Mat Thermostat

    Hydrofarm's Digital Heat Mat Thermostat allows gardeners to select and maintain optimum rooting temperatures for faster seedling or cutting growth. ...

  • Heated Germination Station 1

    Heated Germination Station

    Jump start your seeds and grow bigger, healthier starts! The Germination Station offers increased growing success by providing gentle warmth ...

  • Hot House with Heated Mat 1

    Hot House with Heated Mat

    Jump start your seeds and grow bigger, healthier starts! The Hot House offers the same features as the Heated Germination ...

  • Humidity Dome (2-Inch) 1

    Humidity Dome (2-Inch)

    Made of heavy duty, clear plastic to improve seed germination and success rate of cuttings. These sturdy 2" Humidity Domes ...

  • Humidity Dome (7-Inch) 1

    Humidity Dome (7-Inch)

    The Mondi Humidity Dome is made from heavy duty, clear plastic to maximize light penetration and stand up to years ...

  • Soil Inoculant

    Legume Inoculant

    Contains live bacteria that are essential in the nitrogen fixating process of legume …

  • Light Warrior Grow Medium 1

    Light Warrior

    Enhance root growth and encourage greater nutrient uptake by plants with …

    $21.50 $18.50
  • LumiBar LED Light

    LumiBar LED Light

    Never change a fluorescent bulb again! The LumiBar LED Light lasts 10 times longer and produces 50% more PAR per ...

    $867.95 $794.95
  • Mesh Flat (1020) 1

    Mesh Flat (1020)

    Start large amounts of seeds in a small amount of space with our propagation trays and cell pack inserts. Mesh ...

  • Fogg-It Nozzle 1

    Misting Nozzle

    Perfect for misting delicate plants and seedlings! The Dramm Fogg-It Nozzle has three jets that break the flow of water ...

  • Moisture Meter

    Moisture Meter (Digital)

    Quickly and easily eliminates over and under watering by measuring at the …

    $13.95 $9.50
  • Mycostop


    Developed from a naturally occurring bacteria, Streptomyces griseoviridis, Mycostop Biological Fungicide thrives in the root zone of plants. When applied ...

  • Plant Markers 1

    Plant Markers

    Perfect for vegetable or herb gardens, flower gardens and container gardening.

    $4.50 $2.95
  • Plant Success Granular 1

    Plant Success (3-1-2)

    A mixture of beneficial fungi that are well suited to a wide variety of soils, climates …

  • Pot Maker

    Pot Maker

    The Pot Maker recycles old newspaper into ideal starter pots for young transplants and seedlings. Easy to use, just roll ...

  • Potting Bench 1

    Potting Table

    Features a comfortable 30-inch work height which is perfect for preparing seed flats …

  • Rapid Rooter Mat 1

    Rapid Rooter Mat

    General Hydroponics Rapid Rooter Mat is a unique plant starter derived from naturally composted tree bark. The air-to-water ratio within ...

  • Rapid Rooter

    Rapid Rooter Plant Starter

    Germinate seeds or cuttings... fast! The breakthrough technology used in Rapid Rooter results in a unique matrix of composted organic ...

  • Rapid Rooter Plugs

    Rapid Rooter Plugs

    See amazing seedling germination and transplant success for cuttings with …

  • Reusable Plant Markers 1

    Reusable Plant Markers

    Keep track of all your plantings with these economical Plant Markers by Hydrofarm. Works with a pencil so they can ...

  • Seed Flat (Standard 1020) 1

    Seed Flat (Standard 1020)

    Looking to start large quantities of garden seeds or cuttings in a small growing space? These professional-grade Seed Flat Trays ...

  • Seed Plug Tray Insert (72-Cell) 1

    Seed Plug Tray Insert (72-Cell)

    A perfect fit when combined with standard 1020 propagation flats. Easy to use, just fill the 72 Cell Pack Inserts ...

  • Seed Starting Kit 1

    Seed Starting Kit

    Grow bigger, healthier seedlings! Hydrofarm's Seed Starting Kit offers increased growing success by providing gentle warmth to the planting bed ...

  • Seed Tray Insert (72-Cell Square) 1

    Seed Tray Insert (72-Cell Square)

    Made of heavy-duty plastic, these reusable Seed Tray Inserts are perfectly fitted for standard 1020 propagation trays. Makes starting your ...

  • Organic Seedling Mix 1

    Seedling Mix

    This blend of double-screened Canadian sphagnum peat moss and fine perlite …

  • Seedling Hose Nozzle 1

    Seedling Nozzle

    Water delicate seedlings and other fragile plants with the Dramm Seedling Nozzle. This high quality, solid brass nozzle sprays 1/2 ...

  • SeedMaster Hand Seeder 1

    SeedMaster Hand Seeder

    The unique vibrating action of the SeedMaster Hand Seeder causes garden seeds to flow down the ant-static "V" channel and ...

  • Soil Thermometer

    Soil Thermometer

    Seeds and new plants are successful when they are planted at the proper temperature.

    $7.95 $6.50
  • Super Active Soil Inoculant 1

    Super Active

    Returns life to the soil and helps break down organic matter, converting it into …

    $12.50 $10.50
  • T5 Fluorescent Grow Light

    T5 Fluorescent Grow Light (2-foot)

    Hydrofarm's T5 Fluorescent Grow Lights deliver performance, flexibility and high lumen output in any growing environment. These daisy-chainable systems allow ...

    $81.00 $73.50
  • The Dirt Cheap Green Thumb 1

    The Dirt Cheap Green Thumb

    Save some green in your garden! With The Dirt Cheap Green Thumb you don't have to choose between frugal and ...

  • Xtreme Tea Brews 1

    Xtreme Tea Brews

    A fresh blend of organic matter that’s chock-full of healthy soil microbes.

  • Dig Deeper (Articles)