
What is the best fertilizer for lilacs?
Lilac Fertilizing Tips
- Feed you lilacs during the second year of growth
- Fertilize in early spring before new growth
- Apply a 10-10-10 fertilizer
- Spread some fireplace ash around the drip line of your bush, for bigger and better blooms
- Bone meal can make soil more alkaline
- Epsom salt once per month can make plant grow bushier and produce more flowers
How to plant, grow and care for Lilac?
The Ultimate Guide to Planting, Growing, and Caring for Lilacs
- Common Lilac. Heather Trilling of Trilling Landscape Design & Build says that common lilacs (arguably the most popular variety) are beloved for their colorful and fragrant flowers.
- Dwarf Korean Lilac. ...
- Manchurian Lilac. ...
- Persian Lilac. ...
- Chinese Lilac. ...
When to feed lilacs?
Feed you lilacs during the second year of growth. Fertilize in early spring before new growth. Apply a 10-10-10 fertilizer. Spread some fireplace ash around the drip line of your bush, for bigger and better blooms. Bone meal can make soil more alkaline. Epsom salt once per month can make plant grow bushier and produce more flowers.
Can lilac bushes be grown indoors?
Yes, you can but most lilac types are not suitable for growing indoors because some grow to 30 feet tall. When picking a lilac plant, you should look for a dwarf variety or one that will stay small. If you restrict the roots too much the plants will not flower or grow.

Are coffee grounds good for lilacs?
Grass clippings and coffee grounds are a good source of nitrogen, but use them sparingly in compost. Banana peels offer potassium to the soil.
How can I make my lilacs bloom better?
Try to do just a light pruning right after the spring bloom. A drastic pruning of lilac will delay the next bloom, so just thin out the oldest and thickest branches, and trim inner branches to allow sunlight to penetrate through the bush. Consider the age of your lilac bush, which may have grown into a tree by now.
Does Miracle Grow work on lilacs?
To get lilacs off to a nutrient-filled start, improve individual planting holes by blending Miracle-Gro® Garden Soil for Trees & Shrubs with the native soil in a 50:50 ratio. This garden soil also contains phosphorus and iron to encourage root growth and help prevent leaves from yellowing.
Is Epsom salt good for lilacs?
A dose of Epsom salts can help lilac bush to flower.
How do you make a lilac Fuller?
Lilacs should be pruned yearly to develop a good framework of stems and promote vigorous growth that enhances flowering. Yearly pruning consists of cutting diseased, misshapen, and unproductive stems to the ground. I also thin and remove some stems to encourage properly spaced, vigorous growth.
How do you rejuvenate old lilacs?
One way to renew a large, overgrown lilac is to cut the entire plant back to within 6 to 8 inches of the ground in late winter (March or early April). This severe pruning will induce a large number of shoots to develop during the growing season.
Are lilacs acid loving?
Lilacs prefer soil that is slightly acidic to slightly alkaline with a pH between 6.5 and 7.0. The bushes may suffer if the pH is either too high or too low, as the nutrients they need to thrive may not be readily available from the soil.
Do lilacs like bone meal?
Bone meal is a great fertilizer for lilac bushes. This is because it makes soil more alkaline. It is a natural plant food easy for the lilac to intake. Fertilizing lilacs isn't strictly necessary except after the first and second years of planting.
What causes a lilac bush not to bloom?
A. There are several possible reasons why your lilac fails to bloom. The most common cause is lack of adequate sunlight. Lilacs (Syringa) need to be planted in a location that receives at least six hours of strong, direct sun per day.
Do lilacs need lots of water?
Watering your lilac plant is recommended once every 10 to 14 days from from spring until blooming ends. Lilacs respond best to deep, infrequent watering. Make sure that your planting area or container drains well. These plants do not like wet feet and will not bloom if over watered.
Can I sprinkle Epsom salt around plants?
If the soil becomes depleted of magnesium, adding Epsom salt will help; and since it poses little danger of overuse like most commercial fertilizers, you can use it safely on nearly all your garden plants.
When should lilac bushes be trimmed?
As a general rule for all lilacs, they should be pruned immediately after they're done flowering in the spring. Since lilacs set next year's flower buds right after the current year's flowers have faded, pruning later in the summer or fall will result in cutting off many or all of next year's flowers.
5 Best Lilac Fertilizers | How And When To Apply
Best Water-Soluble Lilac Fertilizer Miracle-Gro Bloom Booster Fertilizer 15-30-15. Either to provide your lilacs with a flying start at the beginning of the season or boost the health of a lackluster specimen, this water-soluble feed with a high phosphorous ratio will provide plenty of flowers all summer long.
When Lilacs Won't Bloom | Gardener's Supply
Fertilizing Lilac: When and How to Fertilize
How to Fertilize Lilacs | Home Guides | SF Gate
Fertilizing Lilacs | Plant Addicts
What is the best food for lilacs?
Organic plant food usually consists of bone meal, feather meal , earthworm castings, and kelp. These ingredients feed microbes present in the soil that then furnish nutrients to your lilacs. Lilac shrubs usually do not require much organic feeding or fertilizers.
What nutrients do lilacs need to bloom?
This ratio is generally referred to as NPK in fertilizers. Every plant needs nitrogen, potassium, and phosphorous to grow. If they do not receive these nutrients in an adequate amount, they fail to bloom. These nutrients are necessary for lilacs to have optimum health.
What is the purpose of phosphorus in lilacs?
Phosphorous helps your lilacs to store and use energy, including in its photosynthesis process. It is responsible for the healthy growth of roots. It also enhances your lilac’s fruit and flower production. Phosphorous is an essential nutrient that helps your lilacs to grow and develop.
What is the NPK of lilacs?
NPK refers to the composition of Nitrogen, Phosphorous, and Potassium levels in the fertilizer. They provide the necessary nutrients for the healthy growth of your lilacs. Make sure that your fertilizer has a well balanced NPK ratio. Otherwise, it leads to heavy blooms and excessive foliage.
How long do lilacs live?
The lifespan of a lilac bush is more than 100 years. Some lilacs even have a life expectancy of about 350 years or more! They have a long life mostly because they are very hardy and can grow with very low-maintenance.
Why are my lilac leaves curling up?
Lilac leaves can curl up for quite a few different reasons. Leaves curling up along with crispy edges are usually a sign of dehydration. It is a sign that the lilac bushes are not receiving enough sunshine and water.
How much sunlight does a lilac need?
They also require full sunlight for a minimum of six hours for strong flowering. Lilacs love humus-rich, fertile, neutral to alkaline soil with a pH nearing 7.0 When nurtured well, it can grow up to 2.5 m (8 feet). Some varieties also grow up to 9 m (30 feet). Healthy nutrition and proper care can ensure that your lovely lilacs live for decades. ...
History Lesson on The Lilac Bush
Lilac plants have come a long way from Greek mythology. According to the Greeks, the forest god Pan was in love with Syringa, a nymph. Pan pursued her through the forest, and as she was afraid, she turned herself into a lilac bush.
Lilac Fertilizer: When to Feed Your Plant
The fantastic thing is you only need to feed your lilac plants after the 2nd year of planting. When you do this, it helps with flower production and is best done in early spring.
How To Fertilize Lilac Bushes
Your plant is low maintenance and grows well in cool summers. Yet, when grown in hot, humid weather, you may find powdery mildew forming on the leaves.
Best Lilac Fertilizers To Use In Early Spring
Now that we know when to fertilize lilacs, the next question is, what is the best fertilizer for lilac plants. Well, here at Plantly, we believe in going organic. So, yes, there is no need for artificial feeds, and it is environmentally friendly.
General Care Tips For Lilac
To help promote blooming and keep your lilac plant thriving, we have compiled a few care tips you can follow:
Final Thought
While lilac plants grow mostly outdoors, you can find dwarf lilacs as indoor plants to place in the home. Providing your lilac with a feed promotes long-term vitality living in neutral soil.
Why do lilacs have less flowers?
If your lilac bush is growing in or near the lawn, keep lawn fertilizers away from the lilac's root zone as excess nitrogen will cause the plant to produce more foliage and fewer flowers.
What is the best plant for low maintenance?
If you value low-maintenance gardening then the lilac bush (Syringa vulgaris) is the perfect plant for you. A deciduous shrub, the lilac thrives in almost any type of soil, it isn't bothered by insects and doesn't require a lot of fertilizer. Apply a fresh layer of mulch around the lilac bush.
Is a lilac a shrub?
Lilacs provide the garden a light, sweet fragrance in the spring and the fragrance can be brought indoors with cut flowers. A deciduous shrub, the lilac thrives in almost any type of soil, it isn't bothered by insects ...
What are lilacs used for?
Lilacs also have a wide range of uses in the home garden. They can serve as border plants, corner plantings, windscreens or flowering hedges.
What pH should I use for lilacs?
Soil should be neutral to alkaline at a pH near 7.0. (Rest assured that lilacs can grow well in virtually any other type of soil.) To help your plants retain moisture and for weed control, apply a layer of compost under your lilacs every spring. Lilacs seldom need supplemental water if rainfall is steady.
How much Epsom salt should I use for lilacs?
Do this once per month; the general rule is 2 tablespoons of Epsom salt per gallon of water. Note that lilacs won't bloom if they're overfertilized, though.
Why isn't my lilac flowering?
Because of its hardiness, versatility and attractiveness, the lilac is a widely beloved plant. However, if your lilac isn't flowering, this could be due to several factors. To help speed the process along, it can be helpful to apply phosphorus-rich fertilizer to the soil.
When should I prune a lilac tree?
Since lilacs bloom on old wood, you should prune this plant in the spring right after it's done flowering for the year , or you may be pruning too much. Severe pruning results in the loss of blooms for one to three years.
Do lilacs need water?
Lilacs seldom need supplemental water if rainfall is steady. In drought conditions, it's best to water them. Every year after your lilacs have bloomed, remove any dead wood. Another way to help encourage flowering is to keep the grass growing around your lilacs.
Can you use Epsom salt on lilacs?
Bonemeal is also an excellent fertilizer for lilacs, as it contains the lime that can sweeten acid soil. Perhaps surprisingly, using Epsom salt and sugar for your plants can be beneficial when it comes to speeding up flower production. Epsom salt can make plants grow bushier, produce more flowers and even increase chlorophyll production along ...
What is the best fertilizer for lilacs?
Bone meal is also a great fertilizer for lilac plants because it makes soil more alkaline. Bone meal is a natural plant food that is easy for the lilac to intake. Using Epsom salt once per month on your lilac plant can make the plant grow bushier and produce more flowers (2 tablespoons of Epsom salt per gallon of water).
Why are my lilacs powdery?
Hot, humid weather can cause a powdery mildew to form on the leaf. Lilac plants do not need a lot of fertilizing or organic feeding. We recommend using a fertilizer that is low in nitrogen and high in phosphorus to promote flowering. Too much nitrogen in the soil can result in poor blooms.
Can you use bone meal on lilacs?
Adding bone meal to the soil can make it more alkaline. If you choose to feed your plant in the spring, you can use Miracle-Gro® Shake 'n Feed® Flowering Trees & Shrubs Plant Food. Lastly, Lilac plants do not like acidic soil. you can use Epsom salts during the dormant period to help promote blooming.
Do lilacs need fertilizer?
Lilacs are known to be an easily cultivated flower. This low maintenance plant is great for gardeners who do not have a lot of time to garden. Lilac plants do not need a lot of fertilizer. We recommend fertilizing your plant after the second year of planting.
Why do lilacs need to be fed?
Feeding your lilacs is an act of love that supports their growth and flower production, but like an overprotective mother, too much of a good thing defeats the purpose . In fact, overfeeding your lilacs may result in lush foliage and fewer, if any, flowers.
How to get lilacs to bloom?
Nursery-bought or organic material enhances lilac blooms, which offer scented memories of Grandma's sachet to your home. Give your lilacs a good start by planting them in well-drained, humus-rich soil. Six hours of sunlight per day is the minimum for healthy growth and maximum flowering.
What pH should I use for lilacs?
Lilacs grow best in soil that has a pH level of 6.0 to 7.5, says the Mississippi State University Extension. Before you plant, dig liberal amounts of compost into the planting site if your soil has an acidic pH.
What zone do lilacs grow in?
Food for Lilac Flowers. The common lilac (Syringa vulgaris) grows best in U.S. Department of Agriculture plant hardiness zones 3 through 7, according to the University of Illinois Extension.
Is lilac food good for the environment?
Organic Lilac Food. Organic fertilizers are better for the environment because they release nutrients over time. Create your own organic fertilizer by including slow-acting bone meal, fish emulsion, manure or compost. Grass clippings and coffee grounds are a good source of nitrogen, but use them sparingly in compost.

How to Take Care of Your Lilacs?
- Spring and Autumn are the best seasons to plant lilac bushes. You have to plant bushes at 5 to 15 feet distance from one another, depending on their varieties. They also require full sunlight for a minimum of six hours for strong flowering. Lilacs love humus-rich, fertile, neutral to alkaline soil with a pH nearing 7.0 When nurtured well, it can gr...
5 Best Fertilizers For Your Lilac Bushes
- You now know all about how to care for your precious lilacs. Let’s move on to the products that can aid you with this process. We have curated a list of the top 5 fertilizersfor lilacs. Read on to pick your best fertilizers for lilacs.
Frequently Asked Questions
- You now know the general care tips for growing lilacs as well as the best fertilizers for lilacs. Are you still a little confused about growing lilacs? We bring you the answers to some of the most common questions asked about lilacs. It will help you to tend to your beautiful lilacs in the right way.
Final Thoughts
- Lilacs are truly gorgeous! They will never fail to add a significant charm to your garden or backyards. These lovely plants are very hardy and low-maintenance. They, however, require good care and essential nutrients to bloom well. With our general lilac care tips, you are all set to grow your very own lilacs! Make sure to properly fertilize them by choosing the best fertilizer for lilacs …