AIThis post was created with the assistance of artificial intelligence (AI).

Choosing the best fertilizer for fuchsias can significantly impact their vibrant blooms and overall health. The 10-10-10 Plant Fertilizer Slow Release stands out as the best overall for its balanced nutrients and ease of use. For those focused on boosting blooms, the Rose Bush Fertilizer – Liquid Plant Food offers quick results, while the Superior 15-0-15 Liquid Lawn Fertilizer provides a high-nitrogen option for vigorous growth. However, tradeoffs include balancing nutrient ratios and application frequency. Continue reading to see how these options compare and find the best fit for your fuchsias.

Prime Big Deal Days · Oct 6–7Offer from Amazon

Get garden gear delivered free — and shop member deals

  • Fast, free delivery on millions of items
  • Access to Prime Big Deal Days deals on October 6–7
  • Prime Video, Amazon Music and more included
Start your free Prime trial Free trial for eligible customers · Cancel anytime
As an affiliate, we earn on qualifying purchases.
6
compared
6
brands
Which fertilizers for fuchsia should you buy?
★ Top Pick
10-10-10 Plant Fertilizer Slow
Best Overall for Versatile, Long-Lasting Nourishment
Balanced 10-10-10 ratio for versatile use
See on Amazon →
Homeowners with large garden beds or lawns seeking quick, noticeable growth in fuchsias and surrounding greenery
Superior 15-0-15 Liquid Lawn F
Promotes rapid, lush green growth
View on Amazon →
Gardeners who want consistent, long-term flowering support for roses, perennials, or fuchsias with minimal application hassle
Scotts Rose and Bloom Continuo
Feeds plants for up to 2 months
View on Amazon →
Gardeners seeking quick, impactful bloom enhancement for outdoor fuchsias and roses
Rose Bush Fertilizer
Provides rapid nutrient absorption
View on Amazon →
Gardeners with diverse collections who want to enhance soil nutrients and improve flowering in multiple plants including fuchsias
Great Big Roses Fertilizer Boo
Boosts blooming within weeks
View on Amazon →
Pros & cons at a glance
10-10-10 Plant Fertilizer Slow
✓ Balanced 10-10-10 ratio for versatile use
✗ Requires multiple applications for fast results
Superior 15-0-15 Liquid Lawn F
✓ Promotes rapid, lush green growth
✗ Requires watering after application to reduce runoff
Scotts Rose and Bloom Continuo
✓ Feeds plants for up to 2 months
✗ Limited to flowering plants, less effective for foliage growth
Rose Bush Fertilizer
✓ Provides rapid nutrient absorption
✗ Limited to outdoor use
Great Big Roses Fertilizer Boo
✓ Boosts blooming within weeks
✗ Requires mixing with water before use
Purived 16oz All-Purpose Liqui
✓ All-natural and groundwater safe, supporting eco-friendly gardening
✗ Requires manual mixing with water before use, which may be inconvenient for some

Complete the kit

WZQH Leather Work Gloves for Men or Women.Gardening,Weldi...
WZQH Leather Work Gloves for Men or Women.Gardening,Weldi…
Add to your setup →
8 Pairs gloves for men gardening gloves,garden gloves for...
8 Pairs gloves for men gardening gloves,garden gloves for…
Add to your setup →
COOLJOB Gardening Gloves for Men, 2 Pairs Breathable Rubb...
COOLJOB Gardening Gloves for Men, 2 Pairs Breathable Rubb…
Add to your setup →

Key Takeaways

  • Balanced NPK ratios like 10-10-10 provide steady, all-around nourishment suitable for various fuchsia growth stages.
  • Liquid fertilizers offer quick absorption and visible results but require more frequent application compared to slow-release options.
  • Bloom-specific formulas can enhance flowering but may not support overall plant health if used exclusively.
  • Organic and natural fertilizers are safer for indoor plants and groundwater but might deliver slower results.
  • The choice depends on your fuchsia’s growth phase, whether you prioritize blooms, health, or convenience.
2
Superior 15-0-15 Liquid Lawn F
Best for Rapid, Lush Fuchsia Growth and Lawn Care
1
10-10-10 Plant Fertilizer Slow
Best Overall for Versatile, Long-Lasting Nourishment
3
Scotts Rose and Bloom Continuo
Best for Steady Flower Production in Roses and Perennials

Our Top Best Fertilizers For Fuchsias Picks

10-10-10 Plant Fertilizer Slow Release – All Purpose Granular Garden Fertilizer for Vegetables, Tomatoes, Shrubs, Roses, Fruit Trees (1/2 Quart)10-10-10 Plant Fertilizer Slow Release - All Purpose Granular Garden Fertilizer for Vegetables, Tomatoes, Shrubs, Roses, Fruit Trees (1/2 Quart)Best Overall for Versatile, Long-Lasting NourishmentNutrient Ratio: 10-10-10Application: Outdoor & IndoorForm: GranularVIEW LATEST PRICESee Our Full Breakdown
Superior 15-0-15 Liquid Lawn Fertilizer with Attached Sprayer (32 Ounce)Superior 15-0-15 Liquid Lawn Fertilizer with Attached Sprayer (32 Ounce)Best for Rapid, Lush Fuchsia Growth and Lawn CareNutrient Ratio: 15-0-15Coverage Area: 3,200 sq ftContainer Size: 32 ouncesVIEW LATEST PRICESee Our Full Breakdown
Scotts Rose and Bloom Continuous Release Plant Food, 3 lbs.Scotts Rose and Bloom Continuous Release Plant Food, 3 lbs.Best for Steady Flower Production in Roses and PerennialsWeight: 3 lbsType: Continuous Release Plant FoodSuitable For: Roses, annuals, perennialsVIEW LATEST PRICESee Our Full Breakdown
Rose Bush Fertilizer – Liquid Plant Food for More Blooms, 8 ozRose Bush Fertilizer – Liquid Plant Food for More Blooms, 8 ozBest for Rapid Bloom Enhancement in Outdoor Roses and FuchsiasBrand: TPS NUTRIENTSModel Number: TPS-ROSEBUSH-8OZSize: 8 Fluid OuncesVIEW LATEST PRICESee Our Full Breakdown
Great Big Roses Fertilizer Booster for Rose & Flower Gardens, 32 OunceGreat Big Roses Fertilizer Booster for Rose & Flower Gardens, 32 OunceBest for Activating Soil for Vibrant Blooms and Overall GrowthSize: 32 ouncesApplications: 8Coverage: One gallon for most gardensVIEW LATEST PRICESee Our Full Breakdown
Purived 16oz All-Purpose Liquid Plant Fertilizer – Makes 50 Gallons, for Indoor Houseplants, All-Natural, Groundwater Safe, Made in USAPurived 16oz All-Purpose Liquid Plant Fertilizer - Makes 50 Gallons, for Indoor Houseplants, All-Natural, Groundwater Safe, Made in USABest for Eco-Conscious Indoor GardenersBrand: PurivedSize: 16 Fluid OuncesMakes: 50 GallonsVIEW LATEST PRICESee Our Full Breakdown

More Details on Our Top Picks

  1. 10-10-10 Plant Fertilizer Slow Release – All Purpose Granular Garden Fertilizer for Vegetables, Tomatoes, Shrubs, Roses, Fruit Trees (1/2 Quart)

    10-10-10 Plant Fertilizer Slow Release - All Purpose Granular Garden Fertilizer for Vegetables, Tomatoes, Shrubs, Roses, Fruit Trees (1/2 Quart)

    Best Overall for Versatile, Long-Lasting Nourishment

    View Latest Price

    This all-purpose 10-10-10 granular fertilizer stands out for its balanced nutrient profile, making it suitable for a wide range of plants including fuchsias, vegetables, and shrubs. Unlike liquid fertilizers like the Superior 15-0-15, which deliver quick boosts, this slow-release formula provides steady feeding over up to 8 weeks, reducing the need for frequent applications. Its ease of use and even coverage make it a practical choice for gardeners seeking reliable, low-maintenance nourishment. However, it may require multiple applications for rapid results and might not be ideal for indoor plants with sensitive roots. Best for gardeners who want a versatile, long-lasting fertilizer that minimizes fuss but is willing to apply it periodically for optimal health.

    Pros:
    • Balanced 10-10-10 ratio for versatile use
    • Slow-release formula promotes sustained feeding
    • Easy to apply with even coverage
    • Supports healthy roots and bright blooms
    Cons:
    • Requires multiple applications for fast results
    • Not ideal for plants needing immediate nutrient absorption

    Best for: Gardeners seeking a balanced, all-purpose fertilizer suitable for outdoor and indoor use with minimal application frequency

    Not ideal for: Indoor plant owners with sensitive or potted fuchsias that require precise, quick-acting nutrients

    • Nutrient Ratio:10-10-10
    • Application:Outdoor & Indoor
    • Form:Granular
    • Size:1/2 Quart
    • Release Type:Slow Release
    • Duration:Up to 8 weeks
    Our verdict
    “This fertilizer makes the most sense for gardeners who want a reliable, all-in-one option for long-term, steady plant growth.”
  2. Superior 15-0-15 Liquid Lawn Fertilizer with Attached Sprayer (32 Ounce)

    Superior 15-0-15 Liquid Lawn Fertilizer with Attached Sprayer (32 Ounce)

    Best for Rapid, Lush Fuchsia Growth and Lawn Care

    View Latest Price

    This liquid fertilizer, with a high nitrogen content, promotes vigorous, lush foliage, which can benefit fuchsias in containers or beds when quick results are desired. Compared to granular options like the 10-10-10, it offers immediate nutrient availability, but requires frequent application and post-treatment watering to prevent runoff. The included hose-end sprayer simplifies application over large areas such as garden beds or lawns, making it ideal for gardeners managing both flowers and turf. Its natural ingredients like fish and seaweed provide some additional benefits, but the liquid format may not be suitable for those preferring slow feeding or organic gardening. Best for gardeners who want fast, visible improvements in plant vigor and have large garden spaces to treat regularly.

    Pros:
    • Promotes rapid, lush green growth
    • Includes natural ingredients like fish and seaweed
    • Easy-to-use hose-end applicator
    • Covers up to 3,200 sq ft
    Cons:
    • Requires watering after application to reduce runoff
    • Needs frequent reapplication for sustained effects
    • Less suited for organic gardening

    Best for: Homeowners with large garden beds or lawns seeking quick, noticeable growth in fuchsias and surrounding greenery

    Not ideal for: Gardeners preferring slow or organic feeding methods, or those with potted fuchsias needing delicate nutrients

    • Nutrient Ratio:15-0-15
    • Coverage Area:3,200 sq ft
    • Container Size:32 ounces
    • Application:Hose-end sprayer included
    • Suitable For:All grass types including Bermuda, St. Augustine
    • Manufactured In:United States
    Our verdict
    “This fertilizer suits gardeners wanting fast results and wide coverage, accepting the need for repeated applications.”
  3. Scotts Rose and Bloom Continuous Release Plant Food, 3 lbs.

    Scotts Rose and Bloom Continuous Release Plant Food, 3 lbs.

    Best for Steady Flower Production in Roses and Perennials

    View Latest Price

    This continuous release plant food is tailored for flowering plants like roses, making it a good choice for fuchsias that bloom profusely. Compared to liquid options such as the Rose Bush Fertilizer, it feeds plants steadily over up to 2 months, reducing the risk of overfeeding or root burn. It’s particularly suited for gardeners who prefer to apply once and forget, providing consistent nourishment for vibrant blooms. Its focus on flowering plants means it may not support foliage growth as well as more balanced formulas. Best for gardeners prioritizing prolonged bloom cycles with minimal maintenance, especially in garden beds or borders.

    Pros:
    • Feeds plants for up to 2 months
    • Promotes abundant blooms
    • Easy to apply directly to soil
    • Reduces risk of overfeeding
    Cons:
    • Limited to flowering plants, less effective for foliage growth
    • Not suitable for plants needing quick nutrient boosts

    Best for: Gardeners who want consistent, long-term flowering support for roses, perennials, or fuchsias with minimal application hassle

    Not ideal for: Those seeking rapid or foliar feeding, or managing plants that require more nitrogen for foliage growth

    • Weight:3 lbs
    • Type:Continuous Release Plant Food
    • Suitable For:Roses, annuals, perennials
    Our verdict
    “Ideal for gardeners focused on consistent, long-term flowering without frequent reapplication.”
  4. Rose Bush Fertilizer – Liquid Plant Food for More Blooms, 8 oz

    Rose Bush Fertilizer – Liquid Plant Food for More Blooms, 8 oz

    Best for Rapid Bloom Enhancement in Outdoor Roses and Fuchsias

    View Latest Price

    This liquid rose bush fertilizer delivers fast-absorbing nutrients designed to boost bloom size and plant vigor, making it especially appealing for gardeners who want quick improvements. Compared to granular or slow-release formulas like the 10-10-10, this product acts swiftly, which is useful during peak blooming periods. Its application as a soil drench allows precise dosing, but the small 8 oz size means it can run out quickly if used on multiple plants. It’s best suited for outdoor roses and fuchsias needing a quick nutrient boost, but less ideal for those seeking long-term feeding or organic methods. Best for gardeners wanting immediate, vibrant flower displays with easy application.

    Pros:
    • Provides rapid nutrient absorption
    • Enhances bloom size and vibrancy
    • Easy to apply as a soil drench
    • Fast-acting formula
    Cons:
    • Limited to outdoor use
    • Small 8 oz size may require frequent reapplication
    • Less suited for long-term feeding schedules

    Best for: Gardeners seeking quick, impactful bloom enhancement for outdoor fuchsias and roses

    Not ideal for: Gardeners looking for slow or organic fertilizers, or managing many plants with frequent feeding needs

    • Brand:TPS NUTRIENTS
    • Model Number:TPS-ROSEBUSH-8OZ
    • Size:8 Fluid Ounces
    • Use:Soil Drench
    • Made in:USA
    Our verdict
    “This fertilizer is perfect for gardeners aiming for quick, stunning blooms with minimal fuss.”
  5. Great Big Roses Fertilizer Booster for Rose & Flower Gardens, 32 Ounce

    Great Big Roses Fertilizer Booster for Rose & Flower Gardens, 32 Ounce

    Best for Activating Soil for Vibrant Blooms and Overall Growth

    View Latest Price

    This booster emphasizes soil activation and enhanced blooming in a variety of garden plants, including roses and hydrangeas. Unlike targeted fertilizers like the Rose Bush Fertilizer, it works well alongside existing organic or synthetic feeds to invigorate soil health, leading to more vigorous fuchsia growth and flowering. Its mix of humic acids, seaweed, and trace minerals encourages not just blooms but overall plant resilience. However, it requires dilution with water before application and may need repeated doses for best results. It’s a flexible option for gardeners with diverse plant collections who want to improve soil vitality across the board. Best for gardeners seeking to boost overall garden vitality and flowering with a versatile soil activator.

    Pros:
    • Boosts blooming within weeks
    • Enhances effectiveness of other fertilizers
    • Suitable for various garden plants
    • Easy to apply with dilution
    Cons:
    • Requires mixing with water before use
    • Multiple applications may be necessary
    • Not as targeted as specific flower fertilizers

    Best for: Gardeners with diverse collections who want to enhance soil nutrients and improve flowering in multiple plants including fuchsias

    Not ideal for: Gardeners who prefer ready-to-use fertilizers or those with limited time for multiple applications

    • Size:32 ounces
    • Applications:8
    • Coverage:One gallon for most gardens
    Our verdict
    “This booster fits gardeners wanting to improve overall soil health and flower production in a broad range of plants.”
  6. Purived 16oz All-Purpose Liquid Plant Fertilizer – Makes 50 Gallons, for Indoor Houseplants, All-Natural, Groundwater Safe, Made in USA

    Purived 16oz All-Purpose Liquid Plant Fertilizer - Makes 50 Gallons, for Indoor Houseplants, All-Natural, Groundwater Safe, Made in USA

    Best for Eco-Conscious Indoor Gardeners

    View Latest Price

    This all-purpose liquid fertilizer stands out for its impressive volume—one 16-ounce bottle produces up to 50 gallons of nutrient-rich feed—making it highly cost-effective for frequent use. Compared with granular options like the 10-10-10 Plant Fertilizer, this liquid formula offers immediate nutrient availability, which is ideal for houseplants that need quick boosts. Its all-natural, groundwater-safe formulation appeals to gardeners prioritizing eco-friendly practices, though it requires mixing with water before application, adding a step that some might find inconvenient. While it excels for indoor plants and potted arrangements, it’s not designed for larger garden beds or outdoor landscaping. This pick is perfect for those who want a safe, versatile fertilizer that can be used with various feeding methods without risking soil or water contamination.

    Pros:
    • Produces a large volume of fertilizer from a small container, offering great value
    • All-natural and groundwater safe, supporting eco-friendly gardening
    • Flexible application methods including soil drench and foliar feeding
    Cons:
    • Requires manual mixing with water before use, which may be inconvenient for some
    • Limited to indoor and potted plants, not suitable for large garden beds

    Best for: Indoor plant enthusiasts and small-scale gardeners seeking a sustainable, easy-to-use liquid fertilizer

    Not ideal for: Gardeners aiming for large-scale outdoor fertilization or those preferring pre-mixed, ready-to-apply products

    • Brand:Purived
    • Size:16 Fluid Ounces
    • Makes:50 Gallons
    • Formulation:All-Natural
    • Safety:Groundwater Safe
    • Made in:USA
    • Shelf Life:2 years
    Our verdict
    “This fertilizer is ideal for eco-conscious indoor gardeners who value versatility and cost-efficiency in a natural formula.”
best fertilizers for fuchsias
What makes a great fertilizers for fuchsia
1
Nutrient Ratios (NPK Balance)
Fuchsias benefit from balanced nutrients, but the specific ratio can influence growth and flowering.
2
Formulation Type: Liquid vs. Granular
Liquid fertilizers provide quick nutrient delivery and are ideal for immediate effects, especially during flowering.
3
Ease of Use and Application Frequency
Ease of application matters, especially for casual gardeners.
4
Organic vs. Synthetic
Organic fertilizers tend to be gentler and safer for indoor plants, with slower release rates that prevent overfeeding.
How to choose your fertilizers for fuchsia
1
How we picked
Our evaluation focused on performance, ease of use, formulation quality, and value.
2
Nutrient Ratios (NPK Balance)
Fuchsias benefit from balanced nutrients, but the specific ratio can influence growth and flowering.
3
Formulation Type: Liquid vs. Granular
Liquid fertilizers provide quick nutrient delivery and are ideal for immediate effects, especially during flowering.
4
Ease of Use and Application Frequency
Ease of application matters, especially for casual gardeners.
5
Organic vs. Synthetic
Organic fertilizers tend to be gentler and safer for indoor plants, with slower release rates that prevent overfeeding.
Vetted fertilizers for fuchsias ·
The best fertilizers for fuchsias, compared
★ Winner 10-10-10 Plant Fertilizer Slow
Best Overall for Versatile, Long-Lasting Nourishment
6compared

How We Picked

Our evaluation focused on performance, ease of use, formulation quality, and value. We looked at how well each fertilizer supported lush growth and vibrant blooms, considering both liquid and granular forms. Durability, application frequency, and safety features also influenced the rankings. Products that balanced effectiveness with affordability and versatility ranked higher, ensuring they meet a range of gardener needs from beginners to experienced growers.
Everyday → specialist
Everyday & valuePremium & specialist
Which fertilizers for fuchsia fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Best Fertilizers For Fuchsias

Selecting the right fertilizer for fuchsias involves understanding several key factors. The ideal choice depends on your plant’s specific needs, your gardening style, and how much effort you want to invest. By considering these factors, you can avoid common mistakes like over-fertilizing or using the wrong nutrient ratios that can harm your plants. The following sections outline what to look for in a fertilizer to ensure your fuchsias thrive.

Nutrient Ratios (NPK Balance)

Fuchsias benefit from balanced nutrients, but the specific ratio can influence growth and flowering. An even NPK ratio like 10-10-10 supports overall health, while higher phosphorus promotes blooms. Avoid overly high nitrogen formulas, which can lead to excessive foliage at the expense of flowers. Understanding your plant’s current needs helps you select a fertilizer that encourages both lush growth and abundant blossoms.

Formulation Type: Liquid vs. Granular

Liquid fertilizers provide quick nutrient delivery and are ideal for immediate effects, especially during flowering. Granular options, such as slow-release formulas, offer longer-lasting feeding with less frequent application, making them suitable for low-maintenance routines. Your choice depends on how quickly you want results and how much effort you’re willing to invest in regular feeding.

Ease of Use and Application Frequency

Ease of application matters, especially for casual gardeners. Liquid feeds are often easier to measure and apply, but they require more frequent use—typically every one to two weeks. Granular fertilizers can be applied less often, often every month or season, which appeals to those seeking convenience. Matching the fertilizer’s ease of use with your schedule ensures consistent feeding without frustration.

Organic vs. Synthetic

Organic fertilizers tend to be gentler and safer for indoor plants, with slower release rates that prevent overfeeding. Synthetic options often provide immediate results and precise nutrient ratios but may pose environmental concerns if overused. Your choice should reflect your gardening philosophy, indoor/outdoor setting, and the importance you place on sustainability versus rapid effects.

Cost and Value

Balancing price with effectiveness is key. Some fertilizers deliver excellent results but at a higher cost per application, while others offer good performance at a budget-friendly price. Consider how often you need to replenish your supply and whether bulk options save money in the long run. Investing in higher-quality formulas can pay off with healthier, more vibrant fuchsias, especially for serious gardeners.

Frequently Asked Questions

How often should I fertilize my fuchsias?

For healthy growth and abundant blooms, most fuchsias benefit from fertilization every two to four weeks during the active growing season. Liquid fertilizers often require more frequent feeding, while slow-release granular options might only need application once a month or season. Adjust the frequency based on your plant’s response and the specific fertilizer’s instructions to avoid overfeeding.

Can I use vegetable garden fertilizers on my fuchsias?

Yes, many vegetable garden fertilizers with balanced NPK ratios can support fuchsia growth, especially if they are formulated for general garden use. However, it’s important to avoid overly high nitrogen formulas that might promote excessive foliage at the expense of flowers. Always follow the recommended application rates to prevent nutrient imbalances that could harm your plants.

Are organic fertilizers effective for flowering fuchsias?

Organic fertilizers can be effective, particularly for gardeners seeking natural options. They typically release nutrients more slowly, which promotes steady growth and reduces the risk of overfeeding. While results might take longer compared to synthetic fertilizers, organic options support healthier soil and are safer for indoor environments. Regular, consistent feeding helps maximize their benefits.

What should I avoid when fertilizing fuchsias?

Avoid over-fertilizing, especially with high-nitrogen formulas, as this can lead to lush foliage with fewer flowers and increased vulnerability to pests. Also, don’t apply fertilizer when the soil is dry, as this can cause root burn. Always follow the product’s instructions and adapt feeding based on your plant’s growth stage and health to prevent nutrient imbalances.

Is it better to use slow-release or liquid fertilizer for potted fuchsias?

For potted fuchsias, slow-release fertilizers are often preferred because they provide steady nourishment over time with less effort, reducing the risk of overfeeding. Liquid fertilizers can deliver quick results, which is useful during peak blooming periods or if plants show signs of deficiency. Combining both methods can offer a balanced approach—using slow-release for consistent baseline feeding and liquid for boosts during flowering.

Conclusion

For most gardeners, the 10-10-10 Plant Fertilizer Slow Release offers a reliable all-around choice that balances ease of use with consistent results. If you prioritize quick blooms and frequent feeding, the Rose Bush Fertilizer – Liquid Plant Food is ideal. For those seeking a premium, eco-friendly option, organic fertilizers provide safety and sustainability. Beginners should lean toward slow-release formulas that require less maintenance, while experienced growers aiming for maximum blooms might prefer liquid, bloom-specific fertilizers. Ultimately, your choice depends on your gardening style and how actively you want to care for your fuchsias.
FALL YARD WORK

Fall yard work Picks

As an affiliate, we earn on qualifying purchases.

You May Also Like

12 Best Premium Home Automation Hubs for Smarter Living in 2026

Discover the top premium home automation hubs of 2026. Find the best overall, best value, and top choices for advanced smart home control.

15 Best Commercial Carpet Extractors for Home Use: Powerful Cleaning Made Easy

Discover the top commercial carpet extractors for home use in 2026. Find the best overall, value picks, and specialized options to suit your needs.

13 Best Mac Pro for 3D and Simulation in 2026: Power, Performance, and Precision

Discover the top Mac Pro options for 3D and simulation in 2026. Find the best for performance, value, and beginners with our detailed guide.

14 Best Vegetable Gardening Containers in 2026

Discover the top vegetable gardening containers for 2026. Find the best options for durability, ease of use, and space efficiency in this detailed roundup.