Call us: 0800 843 752Free shipping for orders $150 or over
Gift Vouchers

best fertilizer for roses

Roses are loved for their vibrant blooms and enchanting fragrance, but to keep these garden showstoppers at their best, choosing the best fertilizer for roses is essential. In New Zealand gardens, using the right rose fertiliser can dramatically improve flowering, boost plant health, and provide that lush, deep-green foliage every rose lover dreams of. Tree Fertiliser is emerging as one of the top choices for anyone seeking robust roses, thanks to its balanced nutrients tailored for flowering plants. When you give your roses the nutrition they crave, you’ll be rewarded with an abundance of large, healthy blooms throughout the season.

Tree Fertiliser (Tree Fertiliser)

5 from 3 customers

Tree Fertiliser, Tree And Shrub Fertiliser, Shrub Fertiliser

Using tree fertiliser results in plants having better quality foliage, more profuse flowering, stronger stems, and a much healthier and brighter looking plant. The Plant Company’s Tree (and Shrub) Fertiliser has been specifically blended to give 12-months of continuous nutrition and give the plants an initial boost with all right nutrients. This tree fertiliser blend is suitable for all types of Trees and Shrubs that are planted outdoors and should not be used for plants grown in a container. Use The Plant Company Indoor Plant Fertiliser for container grown plants. One kg of fertiliser will adequately fertilise 12 plants for one year.

tree-and-shrub-fertiliser-
    Tree Fertiliser  (Tree Fertiliser)

    Did you find what you are looking for?

    You might be interested in exploring General Garden Fertiliser.

    Search Tree Fertiliser (Tree Fertiliser)

    Why Tree Fertiliser is the Best Fertilizer for Roses

    Tree Fertiliser isn’t just for trees—its unique blend of slow-release nutrients makes it the best fertilizer for roses as well. Roses have deep root systems and are heavy feeders, which means they thrive when fed with a product that provides long-lasting nourishment. Tree Fertiliser supplies roses with essential nutrients such as nitrogen, phosphorus, and potassium, as well as vital trace elements for overall plant health. This well-rounded formula supports not only abundant flowering, but also vigorous growth and disease resistance.

    By applying Tree Fertiliser around the root zone of your roses at the start of the growing season, and again as new growth appears, you’ll notice more prolific blooms, improved leaf quality, and a healthier root system. The slow-release formulation ensures a steady supply of nutrients, preventing the harsh surges associated with quick-release options.

    Tips for Applying Tree Fertiliser to Roses

    For the best results, sprinkle Tree Fertiliser evenly around the base of your rose plants, working it lightly into the soil without disturbing the roots. Always water well after application to help nutrients reach the root zone. For roses grown in pots, choose the right containers, such as the 0.51 Litre Thermoformed Plant Pots or 1 Litre Thermoformed Plant Pots, and add fresh Compost to further enrich your mix.

    Additional Tips for Healthy Roses

    Beyond fertilising, roses need consistent care to truly thrive. Maintain moisture levels in the root zone, especially during hot weather, and consider improving water penetration with a wetting agent like Transformer - 1 Litre. Mulching with organic materials helps retain moisture and suppress weeds.

    Keep an eye out for common pests, and use natural control options like Neem Granules if needed. Regular pruning encourages new growth and more blooms. Remember, the best fertilizer for roses works hand-in-hand with healthy soil and good garden hygiene.

    Complement Your Roses with a Lush Lawn

    A well-kept lawn is the perfect companion to any rose garden. Whether you prefer the soft texture of Fine Fescue Lawn Seed, the durability of Tall Fescue, or the resilience of Amenity Ryegrass Seed (Lawn Seed), a thriving lawn ties your outdoor spaces together. Boost your turf’s performance with New Lawn Fertiliser or Lawn Fertiliser for a lawn as healthy as your roses.

    Using Tree Fertiliser as the best fertilizer for roses sets a strong foundation for a gorgeous garden, stunning blooms, and years of enjoyment outside. Give your roses the best and watch your garden come alive with brilliant colour and lush growth.


    Contact us

    Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

    –The Plant Company

    Explore Garden Inspiration

    Sign up to receive a free $10 Voucher You won’t be bombarded with emails, just titbits of quality information from time to time Sign up
    Free shipping on orders over $150!

    Join our community of happy customers.

    4.9

    429 Google reviews