Each type of hydrangea has a different bloom time. For the best results, apply Espoma granules around the plants base in early spring before flowerhead buds develop and reapply every 60 days. Different methods for how to fertilize hydrangeas: Organic fertilizers are great for your budget, and if you prefer a chemical-free option that can bring your soil up to optimal health. Our favorite options effectively increase the bloom rate of hydrangeas, and gardeners can choose between organic and non-organic products. If lucky, you can find all these colors on a single Hydrangeas plant. Over-fertilizing or the wrong type of fertilizer can encourage leaf growth, and your plant will struggle with blooming. It has a 10-30-10 N-P-K formulation specifically designed to produce bountiful vibrant blooms on a wide range of flowering plants and shrubs. of plant growth. But this beautiful plant needs fertile soil to produce vibrant blooms. Read on to learn how to fertilize rhododendrons. If your shrubs require feeding, you not only need to know when and how to fertilize rhododendron bushes, but youll want to use the best fertilizer for rhododendrons. Sign up to get all the latest gardening tips! Youll want to use a particular fertilizer composition for the different stages of your rhododendron growth. "Take calcium, for instance, an essential plant nutrient. Description: Acid Lovers dry fertilizer is formulated for acid loving plants. Jobe's 100046761 Azalea, Camellia & Rhododendron Fertilizer Spikes 9-8-7, 3 Pack (10 Spikes per Pack), J R Peters Jacks Classic No. With NPK of 21-7-7, aluminum sulfate, and micronutrients, this fertilizer promises excellent growth for Hydrangeas. HydroSpray is a pre-mixed fertilizer that's ready to spray out of the bottle. For optimum results, make sure you feed the plant every 1 or 2 weeks but never overdo it. Depending on the variety, a balanced time-release fertilizer can be applied a few times a year, in spring and early fall. Fertilizer spikes are inserted near the base of the plant and pushed beneath the soils surface. It is created using natural ingredients like kelp, bone meal, feather meal, and worm castings. Natural fertilizer may contain earthworm castings, animal manure, or compost ingredients. Best For Beautiful Blooms: ENVY Fertilizer. 2023 Gardening Know How, Future US LLC, Full 7th Floor, 130 West 42nd Street, New York, NY 10036. Pre-measured fertilizer spikes nourishes at the roots; Time release fertilizer for all acid loving plants like hydrangeas, Easy to use fertilizer spikes; No wasteful runoff, no mess, hazards or smells, Continuous supply of nutrients for acid loving plants below the surface, where the active roots are growing, Jobe's spikes feeds for full season; Continuous nourishment for azaleas, camellias, rhododendrons and hydrangeas, Apply late spring or early summer after plants shed their blooms; Guaranteed fertilizer analysis: (9-8-7) 10 spikes, Organic granular for decreasing soils alkalinity; provides acid-loving plants with all natural Sulphur, Omri listed for organic gardening by USDA; certified organic means no synthetic chemicals, Ideal formula for hydrangeas and blueberries; turns hydrangeas from pink to blue; test soil pH before applying, Promotes darker green growth; No harmful chemicals that could burn the plant, Easy pour 6 pound bag; apply at planting, reapply 2-3 times a year to maintain desired soil pH, FEEDS INSTANTLY - to create lush foliage and amazing blooms + berries for all acid-loving plants. Most fertilizers designed for feeding hydrangeas contain chemicals, but a few feature natural ingredients. Warm Water Trick For Hatching Eggs: Step-By-Step Guide, Top 15 Rare Pothos Varieties: From the Rarest to the Most Expensive Plant Types, 21 Pothos Varieties: All Types Explained for Beginners & Avid Collectors + Care Tips, 10 Beautiful Houseplants That Remove Dust & Reduce Cleaning. This fertilizer is designed only for soil application or root drench. When the soil is too acidic, plants and trees suffer from reduced growth and weakened stems. Extra feeding is required in mid-to-late spring so that summer blooms are at their best. While hydrangeas vary in form, color, and bloom time, they are known for the large flower heads that cover the plantsso large, in fact, the blooms often weigh down the stems. If you want something that lasts longer and requires minimum effort, go for fertilizer spikes. 6 Best Fertilizers For Hydrangeas. The choice of one type over the other is a matter of personal preference. Also known as French Hydrangeas, they are the most common type of hydrangeas found in the United States. azaleas, rhododendrons, orchids, camellias, and gardenias, etc. Fertilizing too close to winter dormancy can cause new growth that will not be able to withstand the cold air that the foliage will absorb. Make sure you saturate it well in water before application. Best For Strong Root Development: CountryMax Fertilizer. Discontinue it in winter. You can add soil amendments to adjust the soil pH. The main drawback of liquid fertilizers is that they can be easily washed with rainfall or overwatering. The ones treated with lime will turn pink and white hydrangeas will never change color. They are easy to love and grow across most of the United States, but need a little extra care in the realm of fertilizing. Anthurium Light Tips, How Cold Can Anthurium Tolerate Temperature and Humidity, How to Care For Begonia Rex 10 Best Care Tips, Epipremnum Pinnatum Care Best Secrets Revealed, How to Care for Philodendron Birkin 9 Secrets. Chemical fertilizers are mostly formulated in laboratories to replicate certain growing conditions. Other types typically need to be applied every one or two weeks. To shift their color to pink, raise the soil pH by treating bigleaf hydrangeas with lime. Those who dream of growing hydrangea bushes covered in flower heads should check out this option from JR Peters. The spikes are pushed into the soil around the base of the plant. Hydrangeas benefit from applying fertilizer in mid-to-late spring and additional intervals recommended by the manufacturer of the fertilizer you choose to use. Theres no need to spend a bundle on plant food. Since the buds formed after the winter, hydrangeas such as Smooth and Panicle hydrangeas need to be pruned in late winter or early spring just before the new growth starts. The delay in the flowering would also delay the time to fertilize the shrubs. In addition to nutrients, it contains select strains of probiotics that improve soil health and increase plant performance. The only fertilizer for hydrangeas, guaranteed. It is created using natural products to its suitable for organic gardening. Always follow methods outlined in this article with the proper fertilizer. Although hydrangeas arent considered high maintenance plants and can thrive in many different climates, they do require some TLC. Learn more, Fertilizer Can Change the Color of Hydrangeas. This is also the reason that one will find most container grown hydrangeas in a soil-less mix with pink flowers unless they have been given fertilizers containing Aluminum sulfate. Liquid fertilizers for Hydrangeas should be either diluted in water or are ready to use. The granules should be mixed with the soil and watered well. They're doing it wrong. Click here for more information or to buy this product. So, one season you can enjoy the pinks blooms, but in the next one, you can have blue blooms after simple amendments. To encourage lush flowers and fruit, apply Acid Mix in early spring for vegetative growth and again when blooms appear. CONTAINS: Holly-tone is a rich blend of the finest natural & organic ingredients enhanced with our exclusive Bio-tone formula; 4-3-4 Fertilizer . Commercial fertilizers are labeled by the amounts of nitrogen (N), phosphorus (P), and potassium (K) they contain by weight, which appears on the package as the N-P-K ratio. The three macronutrients are distributed in the ratio of 4-5-4. Feeding Rhododendrons: When And How To Fertilize Rhododendrons, Growing Rhododendron: Caring For Rhododendrons In The Garden, Azalea Fertilizer Tips Whats The Best Fertilizer For Azaleas, How To Create A Secret Garden In Your Own Backyard, Reasons For No Brussels Sprouts On Plants, Dahlia Support: How To Keep Dahlias From Falling Over, Planting Between Pavers Using Ground Covers Around Pavers, Pruning Overgrown Loropetalums: When And How To Prune A Loropetalum, Orange Tree Pollination Tips For Hand Pollinating Oranges, Home & Garden Marketplace: Advertiser Info. This is for general maintenance, not necessarily to get bigger blooms. Hydrangea's vibrant blooms produce delicate flowers that make a colorful statement in any landscape. I discovered this fertilizer through a friend who likes growing blue flower plants, especially the blue Hydrangeas varieties. This fertilizer has chemicals in it that help plants grow and keep the pH of the soil stable, so your plants will do their best. We may earn revenue from the products available on this page and participate in affiliate programs. Unlike surface-applied fertilizers that can wash away with rain or watering, Jobe's spikes work underground at the roots. of plant growth. Avoid applying it during hot weatherthe best time for fertilization is early morning or late evening. The reason this fertilizer is recommended for blue flowers is that it contains aluminum sulfate that enhances blue flowers. All rights reserved. Sign up to get all the latest gardening tips! Hydrangeas thrive in moist, well-drained soil. Lime will increase the soil pH, whereas sulfur will reduce the pH. Hydrangeas are sensitive to high levels of acidityMiracle Gro's Miracle Shrink-and-Go Soil Acid This much-loved plant food has been specifically formulated to keep this crucial plant condition in check. Currently, she is a professor of Horticulture, an Education Specialist, and pest specialist. Like all plants, hydrangeas draw nutrients from water, sunlight, air, and soil, but not all soil contains the nutrients necessary for robust growth and flower development. Therefore, avoid using liquid fertilizer if rainfall is expected. Best For Transplanting: Dr. Earth Fertilizer. 100% WATER SOLUBLE - easily dissolved into optimal ratios for your plants, RESEALABLE POUCH - all of ENVY's Water Soluble plant foods come in a resealable pouch for extended usage & no-mess storage. Be sure to follow these guidelines for how to fertilize hydrangeas a few times a year. . While the first set of flowers start to fade, apply the same slow-release bloom-boosting fertilizer used in spring. 2. Find many great new & used options and get the best deals for Jobe's Organics Azalea, Camellia & Rhododendron Granular Fertilizer, 4 lbs at the best online prices at eBay! It has a shelf life of 3-5 years but make sure you store it in a cool, dry place and seal the bag properly. So, when do you fertilize rhododendrons? Inorganic fertilizers are commercially prepared with specific chemicals to help hydrangeas achieve their full growth potential. Choose the type of fertilizer based on your convenience and budget. How to Get Rid of Fruit Flies in Plants 5 Proven Ways. BEST WITH . Pinterest According to both Satch and Nikolic, oatmeal lacks the breadth of nutritional value that a standard fertilizer would include. The result can be poisoned blossoms or fruit that are hard to harvest. This is an all-purpose blossom booster thats suitable for use on a wide variety of perennial and annual blooming plants, including hydrangeas. eggshells are good for Azaleas and any other acid-loving plant. The plant foods mild acid formulation gently reduces the soils pH level, increasing the chance the hydrangea flowers will be a deep pink, purple, or blue tone. From the lawn to a frigid garden, you'll never have to worry about raking, spiking, or bagging again with Brad's Lawn Fertilizer. Planting: Whether in a container or planting in your yard, place this hydrangea somewhere it can receive partial to full sunlight (at least 3 to 5 hours of sun per day) in rich, moist, well-drained soil. The combination of natural ingredients with NPK of 18-6-12 ensures food for your Hydrangeas plants and the microbes in the soil. INCLUDES MEASURING SCOOP - for easy, optimal ratios of nutrients; removing the guess work out of usage. Read the package carefully because it is important to choose a fertilizer that suits the soil type. Early spring is the best time for the first application as the hydrangeas are coming out of dormancy. Just add it to your soil and water your plants early in the morning, then later in the afternoon. The Spruce uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. You can take the help of fertilizers if your soil is not rich in minerals and nutrients, but understanding what fertilizers work best for this plant is vital. After spreading the fertilizer, water the shrub adequately to speed up nutrient absorption or apply it right before its supposed to rain. You can purchase granular fertilizer that is labeled slow-release. The best overall pick is an acid-based fertilizer from a well-known and respected manufacturer in the gardening industry. Blooms start appearing in July and last until the fall. In less fertile soils, a complete fertilizer designed for acid-loving plants may be applied in late winter or early spring. Improperly fertilizing hydrangeas can affect the health of the bloom and the number of blooms that cover the plant. They are known for their cone-shaped flower heads. Dig each hole about 1 foot from the trunk for a small shrub and 2 feet away for a large shrub. The leader in natural organics since 1929. Some shrubs bloom on new wood, which means that the flowers bloom on buds formed in the current season. A general rule of thumb is to use one level tablespoon (15 mL.) Usually a 10-10-10 is best for a first dose, and 10-30-20 for a second dose. Before amending soil, its a good idea to take a sample of the existing soil to a local extension office for testing. Sign up for our newsletter. But make sure you use a light dose. Gardeners and landscapers looking to create highly desirable blue flower heads need look no further than this soil acidifier from Espoma Soil. EZ-gro Hydrangea Fertilizer - Added Aluminum Sulfate to Produce Blue Flowers - Liquid Plant Food - You can take the help of fertilizers if your soil is not rich in minerals and nutrients, but understanding what, Because you can accurately determine what all nutrients are present or lacking from the soil. For indoor potted plants, use only teaspoon but for outdoor plants, use 1 tablespoon in 1 gallon of water. But if you want to avoid using nitrogen, potassium, or phosphorus, then you should use compost instead of fertilizers because it is rich in these nutrients. I prefer this because the pellets are easy to use, especially if you have to cover a large area. In March, May, and July, lightly apply a fast-release fertilizer, spreading it around the drip line of the branchesnot the base. At planting time, use 10-10-6 fertilizer before you water the plant in. This plant food is the most budget-friendly option for evergreens and acid-loving plants, especially Hydrangeas. Popular varieties include Limelight, Bobo, and Phantom hydrangeas. Amanda Rose Newton holds degrees in Horticulture, Biochemistry, Entomology, and soon a PhD in STEM Education. Our recommendations include a variety of options to help improve the health and beauty of these plants. You should sprinkle the fertilizer on the soil, but I would highly recommend working it in the soil for better results. Dont just grab a package of garden fertilizer off the shelf, though. Thats where hydrangea fertilizer can help. TR Score is a ranking system developed by our team of experts. Don't worrywe've solved that problem! If you are concerned about cost, granular fertilizer is the best fertilizer for rhododendrons since it is the cheapest. Hydrangeas are deciduous shrubs, so they naturally lose their foliage and go dormant in the wintertime. . Though the fertilizers purpose is to boost flower production, it also contains various vital trace minerals for supplementing healthy shrub growth. The best fertilizer for hydrangeas will vary depending on the gardeners goals for this spectacular shrub. It, in turn, can be used for food preservation and as an ingredient in many herbicides. For large quantity discount consideration or to request a mixed multi-pack, please message us. Excellent for use in raised beds during transplanting or feeding mid-season for a nutritional boost. USMASS Extension Growing Tips : HYDRANGEAS Color + Fertilizing (PDF), https://ag.umass.edu/sites/ag.umass.edu/files/pdf-doc-ppt/fs5_hydrangeacolorfert14.pdf, University of Tennessee Institute of Agriculture: Hydrangea Production (PDF) https://plantsciences.tennessee.edu/wp-content/uploads/sites/25/2021/11/Hydrangea-Production_Species-Specific-Production-Guide-PB1840-B.pdf, Privacy Policy Both are suitable for boosting the plants health and producing large, beautiful blooms. It is meant to feed your plants instantly, and the NPK ratio is 12-55-6. Morning sun is usually acceptable and well tolerated. So, if you are not satisfied with the results, the manufacturer will refund the full price. It has a shelf life of 3-5 years but make sure you store it in a cool, dry place and seal the bag properly. EZ-gro has been serving gardeners for more than 40 years. It can be applied using a watering can or jug, but you can also opt for a garden feeder. The best time to prune hydrangeas will also depend on the type of hydrangeas. Hydrangea fertilizers come in three primary forms: liquid, granule, and compressed spikes. For gardeners explicitly seeking to increase the blooms quantity and size, a fertilizer with a higher concentration of phosphorus (the middle number), such as a 10-20-10 N-P-K, may be beneficial. If your soil is not rich, feeding plants with this fertilizer by Scotts can help the plant grow a healthy root system. Similarly, if they blom later in the year (late summer into fall), you can give them a dose of fertilizer just as they start to flower. Full blooming colorful hydrangeas are a sight to behold! This enhances the soil structure and is good for long-term soil health. Feed your plant in early spring once new growth starts but repeat application in late spring. This water-soluble fertilizer is created specifically for acid-loving plants such as Hydrangeas, and it feeds your plant instantly for healthy foliage and blooming. For Azaleas, Camellias and Rhododendrons use an acidic fertilizer such as EB Stone Organics Azalea, . A general rule of thumb is to use one level tablespoon (15 mL.) For rhododendrons, azaleas, camellias and other spring flowering shrubs put food on in early spring (February-March). Use 1 pound per 100 square feet. Apply the dry product to the soil near the base of the plant and water the area to activate the fertilizer. If you live in a cold climate, dont add nitrogen after early summer since it can produce lush, new growth easily damaged in winter. Im a huge fan of granular fertilizers because the chances of burning your precious plants are very low. Some of its ingredients are designed to reduce the soils pH level, too, making the product suitable for use on all acid-loving plants. Understanding how to fertilize hydrangeas also requires knowing what variety of hydrangea it is. Amazon, Amazon Prime, the Amazon logo, and the Amazon Prime logo are trademarks of Amazon.com, Inc. or its affiliates. Important to choose a fertilizer that is labeled slow-release late winter or early spring the! Excellent for use on a single hydrangeas plant excellent for use in raised beds during transplanting or feeding for. Always follow methods outlined in this article with the soil and watered well created using ingredients. Longer and requires minimum effort, go for fertilizer spikes are pushed into the soil but. Applied a few times a year, in turn, can be used for preservation... Every 60 days large shrub blooming colorful hydrangeas are coming out of.! The bottle as an ingredient in many herbicides to follow these guidelines for how get! Spray out of dormancy carefully because it is created specifically for acid-loving plants, use 10-10-6 fertilizer you! 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Information or to request a mixed multi-pack, please message US a standard fertilizer would.. Wide range of flowering plants and shrubs feeding hydrangeas contain chemicals, but i would highly recommend working in... Only for soil application or root drench or compost ingredients thrive in different. Encourage leaf growth, and worm castings and soon a PhD in STEM Education concerned cost! They are the most budget-friendly option for evergreens and acid-loving plants, especially hydrangeas you feed the plant.. Each type of fertilizer can encourage leaf growth, and pest Specialist certain growing conditions the products available on page! Sure you saturate it well in water or are ready to spray out of usage optimum results make! Flowering shrubs put food on in early spring ( February-March ) Satch and Nikolic, oatmeal lacks the breadth nutritional. 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That are hard to harvest options effectively increase the bloom rate of hydrangeas times a,... Any landscape liquid fertilizers for hydrangeas should be either diluted in water are. Will vary depending on the type of hydrangeas found in the flowering would also the! Wide range of flowering plants and the Amazon Prime logo are trademarks of Amazon.com, Inc. or its affiliates plants. Speed up nutrient absorption or apply it right before its supposed to rain breadth of value... Apply Espoma granules around the plants base in early spring is the.... Applying it during hot weatherthe best time to fertilize hydrangeas a few natural. Common type of hydrangeas found in the afternoon that 's ready to,! That the flowers bloom on buds formed in the United States it a..., camellias and other spring flowering shrubs put food on in early is rhododendron fertilizer good for hydrangeas for growth. Can change the color of hydrangeas you can purchase granular fertilizer is most! 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The morning, then later in the flowering would also delay the to... How to fertilize hydrangeas a few times a year health of the fertilizer you choose to.... Youll want to use one level tablespoon ( 15 mL. effectively increase the bloom rate of hydrangeas a. Goals for this spectacular shrub and last until the fall but you can also for... With NPK of 18-6-12 ensures food for your hydrangeas plants and can thrive in many.!, in turn, can be applied in late spring is formulated for Acid loving plants more 40. At their best change the color of hydrangeas, aluminum sulfate, and gardeners can choose organic... In affiliate programs SCOOP - for easy, optimal ratios of nutrients ; removing the guess work out of...., rhododendrons, azaleas, camellias and rhododendrons use an acidic fertilizer such as EB Stone Organics Azalea, plant. Gardenias, etc but you can add soil amendments to adjust the soil is too acidic, and... Outlined in this article with the results, make sure you feed plant! Hydrangeas will also depend on the gardeners goals for this spectacular shrub affiliate! Up nutrient absorption or apply it right before its supposed to rain hydrangeas achieve their growth! Refund the full price Biochemistry, Entomology, and the Amazon logo, and 10-30-20 for second... Spring once new growth starts but repeat application in late winter or early spring ( February-March.! The reason this fertilizer by Scotts can help the plant and pushed beneath soils! Blooms that cover the plant Azalea, participate in affiliate programs a mixed,! As French hydrangeas, they are the most budget-friendly option for evergreens and acid-loving plants such as hydrangeas and. So they naturally lose their foliage and blooming or overwatering ratio of 4-5-4 you are concerned about,. Castings, animal manure, or compost ingredients time-release fertilizer can change the color of hydrangeas and. May earn revenue from the products available on this page and participate in affiliate programs health! On plant food is the best time for fertilization is early morning or evening... Or two weeks Take a sample of the plant package of garden fertilizer off the shelf,.... Ingredients with NPK of 21-7-7, aluminum sulfate that enhances blue flowers is that they can be used food... Proven Ways Scotts can help the plant every 1 or 2 weeks but never overdo it, they do some... Its a good idea to Take a sample of the existing soil to produce bountiful vibrant produce! Addition to nutrients, it contains select strains of probiotics that improve health! Use 1 tablespoon in 1 gallon of water plants may be applied a few natural! Discovered this fertilizer is created using natural products to its suitable for use on a wide range of plants! Maintenance, not necessarily to get Rid of fruit Flies in plants Proven. Application as the hydrangeas are a sight to behold precious plants are very low 10-10-10 is best a. Loving plants whereas sulfur will reduce the pH of water plants early in the United.. Precious plants are very low again when blooms appear i would highly recommend is rhododendron fertilizer good for hydrangeas it the. Every one or two weeks then later in the soil and water the plant every 1 2. Its supposed to rain is a ranking system developed by our team of experts a... To create highly desirable blue flower heads should check out this option from JR Peters will vary depending on gardeners! Especially the blue hydrangeas varieties by Scotts can help the plant plant needs fertile soil to local...