Supplies Parts Amp Accessories For Sale In Maryland

Skip the nasty greenhouse chemicals! These high purity Sulfur Prills will help you eliminate powdery mildew and reduce insect infestations that plague indoor gardens! Using this element in a burner/ evaporator for a few hours will raise the pH level of...

Provides ideal growing conditions, even when no one is home! Easy to install, the opener simply replaces an existing vent arm. Halls Automatic Vent Opener uses temperature sensitive cylinders that expand and contract to automatically open and close your...

Works with a pencil so they can be erased and used over and over again. You can even use them to keep track of your garden's progress — marking when certain seedlings and cuttings were added next to established greenery.

Features: • Two speed rotary switch control • 3-paddle blades • Adjustable tilt and 360° head pivot • Spring loaded — holds tight without marking surface • May be wall-mounted with a #8 x 3/4″ wood screw (not included) Size: 6-1/4″ x...

This Large Dial Thermometer can be used indoors or out and features an oversized, 12-inch face, easy-to-read numbers and bold red indicators. Makes it easy to read from a distance and provides precise information about your growing environment's temperature...

• Sturdy construction – may be mounted on walls or under furniture. • 120 volt, 15 amp rated Size: 6-1/2″ x 6-1/2″ x 11″ tall The remedy for packed power strips! The Hydrofarm Tower of Power offers SIX 120V outlets with enough room to accommodate...

Greenhouse Site Preparation Very little site prep-work is required. A firm level base is essential for any building and by using a Halls Greenhouse Base 5″ is added to the overall height of the building giving extra headroom.

• Can be used for cleaning reservoirs, drippers and drip lines • Part of a well balanced nutrient solution Material Safety Data Sheet (MSDS) – PDF DIRECTIONS FOR USE: Step 1: Fill container or reservoir with water or nutrient solutions.

Perfect for outdoor projects! Blue Ribbon Garden Training Wire is a heavy-duty plant tie used for big jobs. Benefits: • Perfect for dozens of uses around the home and yard • Use to secure vines to any sturdy structure • Colored green to blend with...

Keep your little darlings up and out of the water with Clean Roots. Grower's Tip: Don't accept cheap imitations that slump and sag. These award-winning plant platforms ensure a healthy, happy and well aerated crop, which is key for robust growth and super...

Greenhouse Location When choosing a location for your greenhouse, your top priorities should be a level area that receives maximum exposure to the sun. A firm level base is essential for any building and by using a Halls Greenhouse Base 5″ is added...

Size: 24″ x 18″ tall Grower's Tip: This Louver Window can be operated manually or fitted with an automatic opener (not included) to provide ideal growing conditions, even when you're away!

Tarpline's peel and stick Tarp Grommets are used for adding tie down points on tarps, black & white poly, reflective mylar and more. Made from heavy-duty plastic material and treated with UV resistant glue that will not weaken when exposed to the elements.

Ideal as an organic foliar spray, it produces healthy and shiny leaves on any plant. Dyna-Gro Pure Neem Oil is cold-pressed and free of water and other additives. Features: • 100% Natural • Cold processed for high quality • Suitable for indoor/...

Branches won't be out of reach with these Flexrake Classic Pruning Loppers! They're perfect for working overhead or reaching into a dense hedge. Diameter • Carbon steel, heat-treated blades • Hand-turned oak handles • Increased cutting power with...

The Active Eye Digital Light Meter is essential for accurately determining if your plants are receiving what they need for healthy growth and maximum production. Features: • Measures both HID lamps and sunlight • Measures up to 40,000 foot-candles...

Can also be mixed with water for foliar feeding or deep root feeding. BLOWOUT SALE! Dr. Earth LIFE is a balanced Pro-Biotic fertilizer with beneficial soil microbes and mycorrhizae added.

The Halls Automatic Louver Opener is designed to replace the manual opener on all existing Halls windows and can be pre-set to open at different temperatures. Grower's Tip: Use in combination with Halls Automatic Vent Opener to dramatically improve air...

Yes, apples can go organic, too! The Apple Grower distills the wisdom and research of a dedicated organic orchardist so you don't have to waste valuable time and money testing ineffective, expensive treatments.

Botanicare Horti Trellis is a tough plant netting used to train and support your plants. Features: • Use for horizontal and vertical applications • Netting is 48-inches wide with 6-inch squares • Made of pliable plastic for multiple uses • Will...

Here's your grandfather's gardening tool! This Flexrake Classic Bypass Pruner is built to last with forged carbon steel blades and comfortable handles. Features: • No plastic here! All-metal construction • Simple, sturdy design • Powerful blades...

Great for fruit trees! Features: • Feeds at the roots for 8 weeks! • Easy to use and mess-free • Ideal for ALL trees and shrubs • Will NOT burn • Promotes beneficial microbes for healthy soil Available size: 8 Pack DIRECTIONS FOR USE: For best...

Thin, yet sturdy enough to be used in soil or other growing medias such as Hydroton clay pebbles. Features: • Reusable and durable • Six colors including yellow, orange, lavender, green, blue and red • Thin, 0.19-.020 virgin styrene (plastic) •...

Broadcast 15 to 20 lbs per 1,000 sq ft of liner or container area. Best if the soil-less mix contains natural soil microbes from compost or other sources. New Trees: Apply 3/4 cup for every 2 feet of plant height around the base.

All ingredients are 100% non-toxic and the best available. DIRECTIONS FOR USE: Mix 1/2 – 2 tsp per quart of warm water with a couple drops of mild dishwashing soap (used as a surfactant) and apply as a foliar spray.

Formulated to be absorbed quickly into the soil and begins to repel pests immediately. 70.00% Sodium Lauryl Sulfate ….. DIRECTIONS FOR USE (Granular): Easy to apply by hand or broadcast spreader.

A safe, healthy alternative to toxic chemicals! Made from a non-pesticidal formula, the Herbal Flea Collar combines eucalyptus, pennyroyal, cedarwood, citronella and rue. Effective for up to 3 months! Benefits: • Effective and SAFE! • Contains a patented...