Best Fertilizer Spikes For Vegetables for Root-Direct Feeding

#1 · Best Overall

1. Jobes Organic Vegetable Spikes

• Form: Sticks

Best for: Organic vegetable-root feeding.

Why it ranks #1: Its OMRI-listed 2-7-4 formula is specifically made for vegetables, and the 50-spike pack suits direct root-zone feeding.

OMRI-listed organic spikes deliver Jobe’s 2-7-4 nutrients directly to vegetable roots, giving gardeners who follow organic food-production practices a pre-measured way to feed. Their stick form keeps application straightforward, while the root-focused formula supports beneficial microbial action and healthy plant growth in a vegetable garden.

These pre-measured sticks put nutrients in the root zone rather than requiring gardeners to mix a liquid feed, which makes routine application simpler and less messy. The 2-7-4 formula is identified for vegetables, and the OMRI listing supports use in organic food production. Root-focused nourishment also promotes beneficial microbial action, linking the product to the soil environment around plants. The supplied information does not specify a feeding interval, so follow the package directions for timing.

Skip it if you need a stated reapplication schedule; The Old Farmer’s Almanac Tomato & Vegetable Mini Spikes specify feeding every six to eight weeks.

Choose these for an organic vegetable garden where root-directed, pre-measured feeding matters. The OMRI listing is relevant to organic production, but the supplied details do not give a reapplication interval, so check the package for scheduling.

Listed on Amazon as: Organic Fertilizer Vegetable Spikes

#2 · Broad Crop Range

2. Old Farmer's Mini Spikes

• Form: Sticks
• Weight: 4.8 oz

Best for: Mixed edible-plant feeding.

Why it ranks #2: The 6-4-6 mini spikes are listed for vegetables, tomatoes, fruit, berries, and herbs, with directions to reapply every 6-8 weeks.

A 6-4-6 NPK formula and mini-spike format give The Old Farmer’s Almanac plant food a broad edible-garden role: it feeds tomatoes, vegetables, fruits, berries, herbs, and other crops indoors or outdoors. Its pre-measured form places nutrition at the root zone, while the listed schedule sets a clear repeat interval.

The mini spikes are twice the size of standard plant food spikes, according to the supplied description, and arrive pre-measured to simplify placement without mixing. Their stated use across indoor and outdoor tomatoes, vegetables, fruits, berries, herbs, and other crops suits gardeners tending varied edible plants. The 6-4-6 formula is intended to support root systems, foliage, and stress tolerance. Directions call for application every six to eight weeks, giving feeding a defined maintenance rhythm.

Skip it if you want an OMRI-listed organic formula; Jobe’s Organics Vegetable & Tomato Spikes offer a listed organic option for vegetables and herbs.

This suits gardeners feeding a mix of edible plants indoors or outdoors who want a specified six-to-eight-week routine. Its crop range is broad, but choose another option if OMRI-listed organic status is a requirement.

Listed on Amazon as: The Old Farmer's Almanac Tomato & Vegetable Plant Food Mini Spikes – NPK 6-4-6 for Continuous Feeding and Bountiful Harvests (24 Mini Spikes)

#3 · Vegetable Bulk Pack

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3. Jobe's Vegetable Tomato 3-Pack

• Form: Sticks

Best for: All-season organic vegetable supply.

Why it ranks #3: This three-pack supplies 150 slow-release 2-7-4 organic spikes for vegetables, herbs, and tomato plants.

Three 50-count packages of Jobe’s 2-7-4 organic spikes provide a 150-spike supply for gardeners feeding vegetables, herbs, and tomato plants. The slow-release, all-season formula is described as suitable for all vegetables, and the listing says it uses natural ingredients and is safe around children and pets.

The three 50-spike packs suit gardeners who want a larger supply for an all-season vegetable planting rather than a single package. The 2-7-4 formula is identified for vegetables, and the slow-release description connects that supply to ongoing feeding. Directions say to apply one spike per plant at the base, giving placement a clear starting point. The product is also described as suitable for vegetables including avocado, carrot, and cucumber, while safety information instructs users to keep it out of reach.

Skip it if you need an OMRI listing explicitly stated; Jobes Organic Fertilizer Vegetable Spikes identify OMRI-listed status for organic food production.

Choose this for gardeners feeding a substantial mix of vegetables, herbs, and tomatoes through the season, especially when one-spike-per-plant directions are useful. Consider plant count, since a large garden draws down the 150-spike supply faster.

Listed on Amazon as: Jobe’s Organics Vegetable & Tomato Fertilizer Spikes, 2-7-4 Time Release Fertilizer for All Vegetables, Herbs and Tomato Plants, 50 Spikes per Package (3, 1 Pack)

#4 · Largest Pack

4. Jobe's Vegetable Tomato 4-Pack

• Form: Sticks
• Weight: 2.9 lb

Best for: Multi-pack organic vegetable gardens.

Why it ranks #4: Its four 50-spike packages provide 200 vegetable and tomato spikes in a 2-7-4 time-release formula.

Four packages of 50 Jobe’s Organics spikes make this listing suited to gardeners needing repeated supplies for vegetables, herbs, and tomato plants. The 2-7-4 time-release formula comes in stick form, offering a root-applied feeding option across those named crops without relying on a single small package.

The four 50-spike packages provide a substantial supply for gardeners tending several vegetable, herb, or tomato plants. Each spike is identified as a 2-7-4 time-release fertilizer, so feeding is delivered through a placed stick rather than a mixed application. Jobe’s Organics’ description characterizes the spikes as pre-measured and intended for natural vegetable gardening. The supplied information does not state a repeat interval, so gardeners should consult package directions to plan seasonal use.

Skip it if you need a stated feeding schedule; The Old Farmer’s Almanac Tomato & Vegetable Mini Spikes specify application every six to eight weeks.

Pick this multi-pack for gardeners feeding vegetables, herbs, and tomatoes who want a time-release stick and a larger supply. Its crop range is useful, but the provided listing leaves the reapplication timing unspecified.

Listed on Amazon as: Jobe’s Organics Vegetable & Tomato Fertilizer Spikes, 2-7-4 Time Release Fertilizer for All Vegetables, Herbs and Tomato Plants, 50 Spikes per Package (4, 1 Pack)

#5

5. Jobe's Organic Vegetable 4-Pack

• Form: Sticks

Best for: Organic multi-pack vegetable feeding.

Why it ranks #5: The listed four-pack contains 50 organic vegetable spikes and a 2-7-4 formula, though its pack-count description is unclear.

Four packs of 50 OMRI-listed organic spikes give this Jobe’s listing a substantial supply for vegetable and tomato gardeners. Its 2-7-4 formula delivers nutrients directly to plant roots, while the product description emphasizes reduced runoff, mess, and odors for a cleaner routine in the garden.

The 200 spikes are supplied as four 50-count packages, making this option relevant to gardeners who need more than one pack for their vegetable planting. The 2-7-4 formula is described as delivering nutrients directly to roots, and its OMRI-listed status supports organic food-production use. The listing also says the spikes minimize runoff, mess, and odors, making placement a contained alternative to a loose or mixed feed. No reapplication interval is supplied.

Skip it if you want a stated feeding schedule; The Old Farmer’s Almanac Tomato & Vegetable Mini Spikes call for application every six to eight weeks.

This suits vegetable and tomato growers who want OMRI-listed root feeding in a four-pack supply. The cleaner-application claims are useful, but gardeners needing a defined feeding calendar should note that no interval is provided here.

Listed on Amazon as: Organic Fertilizer Vegetable SpikesL8

#6

6. Jobe's Tomato Spikes 3-Pack

• Form: Sticks

Best for: Tomato-focused extended feeding.

Why it ranks #6: It includes 54 tomato-specific spikes in a 6-18-6 formula, making it less versatile for mixed vegetable gardens.

A 6-18-6 formula and feeding duration of up to eight weeks make these Jobe’s spikes a tomato-specific option for gardeners seeking root-applied, slow-release nourishment. The three-pack contains 54 spikes total, giving tomato growers multiple applications while the listed nutrients include nitrogen, phosphate, potash, calcium, magnesium, and sulfur.

Insert the sticks around tomato plants, and the stated slow-release feeding can continue for up to eight weeks, reducing the need for frequent application. The 6-18-6 analysis identifies the primary NPK balance, while calcium, magnesium, and sulfur are also listed among the active ingredients. With 54 spikes across three packages, the quantity supports repeated feeding of tomato plants. The supplied directions provide the placement and duration, but not a specific per-plant spike count.

Skip it if you need a stated per-plant amount; Jobe’s Garden Fertilizer Spikes 18-count listing describes pre-measured tomato feeding.

This fits tomato growers who want a slow-release spike, an eight-week feeding period, and a 54-spike supply. Keep its tomato-specific labeling in mind, and consult the package for how many spikes to place around each plant.

Listed on Amazon as: Jobe’s Tomato Fertilizer Spikes, 6-18-6 Time Release Fertilizer for All Tomato Plants, 18 Spikes per Blister Package, 3-Pack, 54 Spikes Total

#7

7. Jobe's Tomato Spikes 2-Pack

• Form: Sticks
• Weight: 8.8 oz

Best for: Resealable tomato spike supply.

Why it ranks #7: The 36 tomato spikes use a 6-18-6 time-release formula and are described as feeding plants for up to eight weeks.

A waterproof resealable pouch and two-pack format set these Jobe’s tomato spikes apart for gardeners who want to store opened fertilizer between applications. Each spike is part of an 18-count pack, and the 6-18-6 time-release formula feeds tomato roots for up to eight weeks without mixing or measuring.

The two 18-spike packs provide 36 spikes total, while the waterproof resealable pouch offers a practical way to close and store the product between uses. Insert spikes around tomato plants; the slow-release formula is stated to feed for up to eight weeks, with reapplication every eight weeks for continuous nourishment. Pre-measured placement eliminates mixing and measuring, and the listed 6-18-6 analysis gives buyers a defined fertilizer formula. The crop focus is tomatoes.

Skip it if you need a fertilizer labeled for a broader vegetable range; Jobe’s Organics Vegetable & Tomato Spikes cover vegetables, herbs, and tomatoes.

This is a practical fit for tomato growers who value a resealable pouch, pre-measured placement, and an eight-week schedule. Its stated focus is tomatoes, so choose a broader vegetable-labeled option for mixed crops.

Listed on Amazon as: Jobe’s Tomato Fertilizer Spikes 6-18-6 Time Release Fertilizer, 18 Spikes per Resealable Waterproof Pouch (2-Pack)

#8

8. Jobe's Tomato Spikes 18-Count

• Form: Sticks
• Weight: 9.07 g

Best for: Early-season tomato feeding.

Why it ranks #8: This 18-count product has a 6-18-6 formula for tomatoes, but offers less quantity and narrower crop fit than vegetable-specific choices.

Pre-measured 6-18-6 spikes are intended for tomatoes at planting or early in the growing season, giving gardeners a simple way to supply nutrients below the surface near active roots. The 18-count package is directed specifically at tomato plants, with an application window that helps anchor feeding to garden setup.

The below-surface nutrient placement targets the area where active roots grow, while the pre-measured spikes are described as supplying tomatoes without risk of over-fertilizing when used as directed. Applying at planting or early in the season gives gardeners a clear point in the crop schedule to feed. The product is also described as avoiding wasteful runoff, mess, hazards, and smells. Its 18-count quantity is best considered against the number of tomato plants being fed.

Skip it if you need a larger stated supply; Jobe’s Tomato Fertilizer Spikes three-pack contains 54 spikes for tomato feeding.

Choose this for a small tomato planting where early-season, pre-measured root feeding is the priority. The 18-count quantity may not suit a large patch, so consider how many plants your package needs to cover.

Listed on Amazon as: Jobe’s Garden Fertilizer Spikes, Easy Plant Care Fertilizer for Tomato Plants, 18 Count

#9

9. Jobe's All Purpose Spikes

• Weight: 11.2 oz

Best for: All-purpose OMRI-listed spikes.

Why it ranks #9: The listing identifies these as all-purpose plant food spikes, without supplied details confirming a vegetable-specific formula or crop directions.

An OMRI-listed all-purpose plant food label makes these Jobe’s Organics spikes the broadest stated-use choice in this group, for gardeners seeking a certified-organic product beyond a vegetable-only title. The listing identifies a 50-pack and Biozome in the product name, though it provides few further usage details.

The all-purpose wording distinguishes this listing from products labeled solely for tomatoes or vegetables, so it may suit a gardener considering a wider range of plants. Its product title identifies the spikes as OMRI listed and names Biozome, while the specifications confirm a 50-pack and stick form. The supplied information does not detail an NPK ratio, eligible crop list, feeding duration, or application schedule. Check the package instructions before deciding how to use it for vegetables.

Skip it if you need a stated vegetable formula and feeding directions; Jobe’s Organics Vegetable & Tomato Spikes specify a 2-7-4 formula.

Consider this for gardeners who value the all-purpose and OMRI-listed labeling and want a 50-pack. For a vegetable-specific nutrient ratio or defined feeding routine, the limited supplied product details make another listing easier to assess.

Listed on Amazon as: Jobe's Organics 8.81 oz. Organic All Purpose Plant Food Fertilizer Spikes with Biozome, OMRI Listed (50-Pack) 06528