Plant Fertilizer
Discover our top 10 indoor plant fertilizers to help your houseplants thrive. From liquid feeds to slow-release formulas, find the perfect plant food to keep your green companions healthy and vibrant.
Last Updated - November 29, 2025 -
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Give your plants the best start in life with the DYNOMYCO Spark root enhancer. This innovative product features a blend of natural ingredients that promote healthy growth and development. It's perfect for gardeners who want to improve the yield and health of their plants. With its easy-to-use formula and versatile application, this root enhancer is a great choice for anyone looking to take their gardening to the next level.
Supports the Entire Growth Cycle: Spark is an innovative plant root stimulator that effectively nurtures plants from seedling to full bloom; This root booster for plants will fortify your growing medium, paving the way for thriving growth
Enhances the size and potency of the yields; This root boosting formula is must-have for optimizing your overall gardening or farming experience
A Fusion of 3 Natural Ingredients: Spark is a proprietary blend comprised of mycorrhizal inoculant, mycorrhiza beneficial additives (MHB), and bio-stimulants that work synergistically to enhance growth and health the natural way
Suitable for All Watering Systems: The user-friendly, wettable powder readily integrates into all sizes and types of watering systems; So, whether you're employing a simple drench method or a more complex irrigation system, Spark is a perfect choice
We're Everyone's Growing Partner: Think of us as a trusty companion for anyone who harbors a passion for gardening and horticulture; Our commitment to broad accessibility makes us a reliable ally in all growing endeavors, no matter the size
Jobe's Houseplant Food Spikes are a convenient and effective solution for feeding your houseplants. With their slow-release formula, easy-to-use design, and long-lasting nourishment, they're perfect for indoor plants and gardens. The mess-free and odor-free application makes it a great choice for plant enthusiasts.
Jobe's Houseplant Fertilizer Spikes 13-4-5 Fertilizer spikes feed trees at the roots, where they need it most
Slow release, Pre-measured fertilizer spikes nourishes at the roots; Time release fertilizer for all houseplants
Indoor Use, Easy to use fertilizer spikes; No wasteful runoff, no mess, hazards or smells
Fertilizer Analysis (N-P-K): 13-4-5
Jobe’s spikes feeds for 2 months; Provides houseplants with continuous slow-release nourishment at their roots
Suitable for gardeners and plant enthusiasts, this LiquiDirt Nano Powder all-purpose organic fertilizer is a natural and effective way to promote plant growth. Its 18 balanced super nutrients and pet-safe formula make it perfect for use in gardens, indoor plants, and lawns.
WHAT IS IT: Fully Digested Elemental, All Natural Plant Nutrient and Supplement System. Complete Micro-fungi, pH Balanced formula. Its like a full ecosystem in a bottle.
WHATS IN IT: 18 Balanced Super Nutrients For Plants Including Poultry Litter, Rabbit Manure, Bat Guano, Cricket Scat, Humic Shale, Worm Castings, Oyster Shell, Mycorrhizae, Dolomite limes, Kelp Meal, Gypsum, Alfalfa meal, Concentrated Fulvic Acid, Blood meal, Proprietary mineral blend from organic sources, Natural flowing spring water, PH Balancing.
WHY USE IT: Use Liquidirt to Increase growth and nutrition for all plants Indoor Houseplants to Gardens even Lawns. Yes Flowers, Trees and Shrubs too! Give your plants the nutrition they deserve. Great for hydroponics, semi hydro, lecca, an all soil growing media
HOW ITS MADE: Through our Zymology process we change the 18 ingredients into thousands of separate fully digested and readily absorbable elements. The vitamins and the microbial index are essential to a plants life.
HOW WE'RE DIFFERENT: 100% Pet Safe, No odors, No Chemicals, Non-GMO, Naturally Organic. Proudly Made by hand in the USA. From Our farm to you."
Gardeners and plant enthusiasts will love this Miracle-Gro Continuous Release All Purpose Plant Food. With its temperature-controlled nutrient coating, it provides essential nutrients for vigorous plant growth with just one application at the start of spring. This plant food is perfect for those who want to promote healthy plant development without the hassle of regular feeding, and its long-lasting effects make it a great value for any gardening enthusiast.
Temperature controlled coating that regulates the release of nutrients when the conditions are right for feeding
One application at the start of spring will feed your plants for the whole season, removing the need for regular feeding
Contains essential nutrients for strong healthy plants
Gardeners and plant enthusiasts will love this Miracle-Gro All Purpose water-soluble plant food. It's easy to use and promotes healthy plant growth, making it perfect for those who want to give their plants the best start in life. With its simple application process, it's great for beginners and experienced gardeners alike.
The number one selling plant food, trusted by gardeners nationwide
Grows plants twice as big as unfed plants
Grows beautiful, healthy plants with more blooms
For displays feed every two weeks from march to September
Simply dissolve in water and apply using a watering can or use a Miracle-Gro hose-end feeder
Give your plants the nutrients they need to thrive with this multipurpose worm compost fertilizer. The natural and pet-friendly design make it perfect for indoor use, and the neutral smell ensures a pleasant environment. Supports germination and plant health for up to five years.
✔️MULTIPURPOSE FERTILISER. Perfect for germination, fertilization and increasing yield. It is natural soil builder,. You can be sure that plants, herbs and vegetables fertilized with worm compost fertiliser will be healthy. Worm castings is perfect for houseplants, herbs, vegetables, fruit trees, flowers cactus and even. It can be used as clay soil improver by mixing into compost or multipurpose soil sprinkling it on top soil or even making an worm tea fertiliser
✔️PERFECT FOR INDOOR USE. Worm castings has neutral earthy smell, is pleasant to touch and safe for your hands . Worm humus has no unpleasant odor, so it can be used with indoor soil and there will be no unpleasant smells compared with dried cow manure or chemical fertilizers. Worm castings gives you all opportunities to take care of your indoor plants and be as happy as your houseplant, herbs, vegetables and flowers. Worm compost stays effective up to 5 Years when properly stored
✔️ALL NATURAL AND PET FRIENDLY. Our Worm castings are 100% natural from the beginning of manufacturing when we collect cow manure and indoor compost from ecological animal farms, till the very end when Californian red wiggler produces a rich earthy material called vermicompost or worm humus. Our manufacturing process is optimized for processing best quality natural fertiliser, that contains ration of macro-nutrients nitrogen (N), phosphorus (P), potassium (K) - NPK
✔️HOW IT IS MADE. We collect cow manure from animal farms. Then it is composted into natural compost and processed by compost worms. Vermicompost is matured and sieved thru 4mm sieve in order to have purest worm castings fertilizer. By the sientific reasherches it is confirmed, that worm castings is the most effective natural fertilizer and up to 10 times more effective then multipurpose compost and cow manure and is a perfect for your garden as soil fertilizer
✔️SHOP WITH CONFIDENCE. You can be confident, that you will LOVE our products, but just in case, if unexpected or unplanned would happen we would like to offer YOU a 60 DAYS no question asked return. We strive to provide the best products and customer services for our beloved customers and partners. If you spotted something, that could be improved please drop us a line and we will take care of it
Give your plants the nutrients they need with this Miracle-Gro all-purpose plant food. Featuring a temperature-controlled coating and a long-lasting formula, it's perfect for various garden settings and provides up to 6 months of feeding.
Feeds plants for up to 6 months, removing the needs for regular feeding
Temperature controlled coating releases nutrients only when conditions are right for feeding
Ideal for all types of plants and suitable for fruit and vegetables
Ideal for beds, borders, pots, containers and hanging baskets
The Houseplant Focus balanced liquid fertilizer is a great choice for indoor plant enthusiasts, offering a premium quality formula that provides comprehensive feeding for a variety of houseplants. With a 1-liter size and a balanced nutrient profile, this fertilizer is perfect for keeping your plants healthy and thriving.
Houseplant Focus is a premium quality, balanced liquid concentrated fertiliser
Complete feeding programme
Manufactured to the highest standards from pure minerals salts and rich organic nutrients
Suitable for all house plants
Ideal for anthuriums, ferns, dracaenas, ficus, palms, poinsettias, as well as cacti, succulents and bromeliads.
Great for plant owners who want to promote healthy growth and development. This houseplant focus balanced liquid fertilizer features a premium quality formula that provides a complete feeding program for indoor plants. Its easy-to-use design and compatibility with various plant types make it a great addition to any gardening routine.
Houseplant Focus is a premium quality, balanced liquid concentrated fertiliser
Complete feeding programme
Manufactured to the highest standards from pure minerals salts and rich organic nutrients
Suitable for all house plants
Ideal for anthuriums, ferns, dracaenas, ficus, palms, poinsettias, as well as cacti, succulents and bromeliads.