Grower Supplies
Your garden shed shopping list
Fertilizers, tools, and remedies vetted by seasoned dahlia growers.
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Fertilizers12
In the early season, young plants want nitrogen — start with a fish emulsion weekly. Once buds set, switch to a high-phosphorus feed for bigger, more abundant flowers. (Nothing tells you what you need better than a soil test — treat these as general recommendations and apply them with a dose of critical thinking for your garden's soil.)
Alaska Fish Fertilizer (5-1-1)
The classic, affordable organic fish emulsion for early-season nitrogen.
Neptune's Harvest Fish Fertilizer (2-4-1)
Beloved organic fish hydrolysate — steady, balanced feeding.
GS Plant Foods Liquid Fish (1 gal)
OMRI-listed hydrolyzed fish feed by the gallon for big gardens.
Real Growers Recharge (16 oz)
Instant compost tea — mycorrhizae and soil microbes that boost root growth and ease transplant stress.
FoxFarm Tiger Bloom (2-8-4)
The classic bloom-time booster — drives flower size and count once buds set.
Pennington Alaska Morbloom (0-10-10)
Phosphorus + potassium for blooms and strong, plump tubers.
FoxFarm Grow Big (6-4-4)
Nitrogen-forward feed for lush early-season vegetative growth.
Earth Juice Hi-Brix Molasses (0-0-3)
Feeds soil microbes for sweeter, healthier growth.
Espoma Organic Bone Meal (4-12-0)
All-natural phosphorus for tubers at planting.
Burpee Bone Meal
Budget-friendly bone meal for strong root development.
Dr Teal's Epsom Salt (4 lb)
A magnesium boost for greener leaves and stronger stems — a classic dahlia supplement.
Chapin 1-Gallon Pump Sprayer
For foliar-feeding fish emulsion and liquid boosters evenly across the patch.
Pest & Slug Control7
Slugs love a tender new dahlia shoot, and thrips spread virus from plant to plant. Get ahead of them.
Monterey Sluggo Plus
Slug, snail & insect control, OMRI organic — protects emerging shoots.
Mammoth Control Concentrate
Thyme-oil insecticide, miticide & fungicide — botanical control for spider mites, thrips, aphids and mildew.
Live Beneficial Nematodes (15 million)
Soil-dwelling biocontrol that hunts fungus gnat larvae, grubs and other root-zone pests.
Cucumeris Predatory Mites (50,000)
Live beneficial mites that prey on thrips and broad/cyclamen mites — knock back the virus vectors.
Minute Pirate Bugs (1,000 live)
Orius predators that attack thrips at every stage, plus aphids and whiteflies.
Liquid Fence Deer & Rabbit Repellent (1 gal)
Keeps deer and rabbits from grazing tender shoots and buds to the ground.
Fungus Gnat Sticky Traps (40-pack)
Dual-sided yellow traps that catch fungus gnats and other flying pests around cuttings.
General Growing3
Where and how you grow them — breathable pots for tight spaces, and shade for the hottest stretch of summer.
Jorvila Grow Bags, 5 Gallon (5-pack)
Breathable fabric pots for growing dahlias on a patio or wherever bed space is tight.
Jorvila Grow Bags, 7 Gallon (5-pack)
Roomier bags for big varieties — more soil now means plumper tubers by fall.
40% Shade Cloth Roll (6 ft × 100 ft)
Knocks back midsummer heat so blooms hold their color and form through a hot spell.
Growing Supports6
Dahlias grow tall and top-heavy. Stake and tie early so one summer storm doesn't flatten a season's work.
Trellis & Flower-Support Netting (5 ft × 350 ft)
Horizontal mesh that keeps tall stems straight and snap-free in wind.
COLOtime Bamboo Stakes, 6 ft (20-pack)
Tall bamboo for tying up individual plants as they head skyward.
Jollybower Heavy-Duty Bamboo Stakes, 6 ft
Thicker 5/8" bamboo for big, top-heavy clumps that need real backbone.
EcoStake Fiberglass Garden Stakes, 5 ft (50-pack)
Rust-free fiberglass stakes, bulk-priced, for staking out a whole patch row by row.
Vivifying Jute Twine, 165 ft
Natural jute for tying stems to stakes — soft enough not to cut into growth.
Xpose Tying Twine, 2,800 ft
A bulk roll of poly twine for corralling rows and the bigger support jobs.
A gentle nudge before you add to cart: you don't have to buy it all new. Stakes, netting, and twine turn up all the time in local Buy Nothing groups, and last season's supports usually have another year left in them. Know a neighbor with an unruly bamboo stand? Offer to harvest a few canes — free stakes, and they'll thank you for the trim. Reuse what you can — a little resourcefulness is its own kind of stewardship.
Sanitation2
To help you do your part reducing the spread of virus and other dahlia diseases.
Snips & Labels4
Tried and true for harvesting stems and dividing tubers.
Zenport ZS104 Garden Scissors
Sharp harvest snips growers swear by (value multipack).
Artline Garden Markers (12-pack)
Fine-tip, fade-resistant markers for plant labels.
133 Supply Garden Marker Pens
UV-resistant black markers that hold up outdoors.
ARS HP-130DX Pruner
Razor-sharp Japanese secateurs — the gold standard for harvesting stems and tidying clumps.
Rooted Cuttings Care9
Apply mykos directly to the roots before planting out — it colonizes fast and gives rooted cuttings a stronger start in the ground.
Element MYCO+ Mycorrhizae
Ultra-concentrated root-boosting fungi for stronger establishment.
Xtreme Gardening Mykos
Granular mycorrhizal inoculant, OMRI-listed organic.
VIVOSUN AeroWave E6 Clip Fan (6")
Oscillating clip-on grow fan — airflow reduces mildew risk and strengthens young plants.
BN-LINK 8-Outlet Surge Protector with Timer
Four timed outlets plus four always-on — schedule grow lights and fans hands-off.
Barrina T5 LED Shop Light (2 ft, 6-pack)
Bright 6500K linkable shop lights for growing cuttings on indoors.
Gardzen Seed-Start Tray Kit with Humidity Dome
Cell trays with a vented dome to hold humidity while cuttings and seedlings root.
Flora Plant Mister Spray Bottle
Fine-mist mister keeps unrooted cuttings turgid and the dome humid.
Root Riot Plant Starter Cubes
Pre-moistened starter cubes that strike cuttings fast with clean, vigorous roots.
FREELICHT 4 ft LED Grow Light (4-pack)
Full-spectrum lights to grow cuttings on indoors until it's warm enough to plant out.
Winter Storage3
Lift, label, and pack your tubers so they make it through the off-season plump and ready to plant come spring.
Govee Bluetooth Hygrometer & Thermometer (3-pack)
Track temperature and humidity where your tubers are stored — too dry and they shrivel, too damp and they rot.
Sterilite 6-Quart Storage Boxes (12-pack)
Stackable clear bins to pack divided tubers in vermiculite through the off-season.
Horticultural Vermiculite (Medium Granule)
The classic medium for storing tubers over winter without shrivel or rot.
Floral Design6
For the part that started it all — cutting your own blooms and arranging them.
SAKAGEN Japanese Floral Scissors (F-170)
Ultra-sharp Japanese floral shears for clean cuts when you're arranging.
ARS 330HN Signature Scissors
Lightweight carbon-steel snips that make quick, precise work of soft stems.
Wazakura Ikebana Kenzan Pin Frog, 3¼"
A brass pin frog to anchor stems for ikebana-style and low arrangements.
Wazakura Ikebana Kenzan Pin Frog, 2.4"
A smaller pin frog for compact vases and tighter designs.
Oasis Waterproof Floral Tape, ¼"
Thin waterproof tape to grid a vase mouth and hold stems exactly where you place them.
Oasis Waterproof Floral Tape, ½"
Wider waterproof tape for gridding larger vessels and securing foam.
The Dahlia Shelf3
The books every dahlia addict needs on their shelf.
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