Beefsteak Tomato

Ask a dozen gardeners what “Beefsteak” means and you’ll get a dozen answers

That’s because it’s both a specific open pollinated variety and a category name used for dozens of large tomatoes at the same time. Big Beef, Beefmaster, Steakhouse, Mortgage Lifter: if a tomato is giant and meaty, stores call it a beefsteak. Growers call half of them beefsteak too.

This guide covers the classic open pollinated Beefsteak variety. The one that showed up in Landreth’s seed catalog in 1890 under the name “Fejee Improved,” disappeared, then came back as plain “Beefsteak” when H.W. Buckbee relaunched it in 1900. The same slow, sprawling, deep scarlet vine that people have been growing in backyards for over 125 years.

If you want a hybrid called Beefmaster or Big Beef, the growing principles here mostly apply. But the variety specifics, days to maturity, and what to expect from the fruit are all for the real thing.

Why it gets so big: the science behind the size

Researchers at Cold Spring Harbor Laboratory figured this one out, and the answer is worth knowing. Beefsteak size traces to a naturally occurring mutation in a gene called CLAVATA3. This gene normally tells the plant to stop producing stem cells in the growing tip. In beefsteak types, the mutation means the stop signal doesn’t get through. The plant keeps building, producing a bigger meristem and ultimately more cell mass in the fruit.

Wild tomatoes produce berry sized fruit. Beefsteak tomatoes routinely top a pound. The whole difference comes down to one gene not getting the signal to stop.

That same oversized meristem is why the shoulders on beefsteak fruit often look lobed and ribbed, especially the first fruit of the season. It’s not disease. It’s just a lot of cells piling up.

What the fruit is actually like

Deep scarlet red, meaty, with thin walls and small seed pockets for a tomato this large. The flesh is dense and sweet, low acid, and intensely flavorful when fully ripe. Slice one and you get a thick, juicy slab that barely fits on bread.

This is the BLT tomato. The burger tomato. The one that earns the “just salt and nothing else” treatment at the peak of summer. It was designed for eating fresh, and fresh is where it wins.

Fair warning: it won’t win a sauce contest. The flesh is too loose and watery for a tight, thick sauce. Use the paste types for that and save Beefsteak for slicing.

The honest tradeoffs

Let me be upfront about what this variety asks of you, because the seed packet usually isn’t.

It’s slow. Around 85 to 90 days from transplant to first ripe fruit. In a short summer, that matters. Plant it late or have a cold spring and you may be racing frost before the harvest starts.

It produces fewer fruit per plant than most varieties its size. You’re trading quantity for individual fruit quality and weight. A fully loaded Beefsteak plant carries fewer tomatoes than a cherry vine but each fruit outweighs a whole cluster of cherries.

And it needs more from you. More support, more careful watering, more attention. Growers who grow 20 or 25 varieties describe Beefsteak as demanding even by heirloom standards. It repays that attention handsomely. But you should go in with eyes open.

How to grow Beefsteak, start to finish

Starting seeds

Start indoors 6 to 8 weeks before your last frost. A quarter inch deep in a fine seed starting mix, kept warm at 70 to 80°F, under strong light from sprouting day.

Pot up when true leaves appear and feed at half strength weekly. With a 90 day variety, strong transplants matter more than with faster types.

Transplanting

After frost, once nights hold reliably above 50°F, hardened off over a week. Bury two thirds of the stem for a deep root system.

Space 30 to 36 inches. This vine gets big and airflow between plants is free disease insurance.

Soil and feeding

Rich, well drained soil loaded with compost, pH 6.2 to 6.8. Work a balanced organic fertilizer in at planting, then switch to a lower nitrogen tomato feed when flowers open. Feed every 3 to 4 weeks through the season.

This variety needs steady calcium too. Don’t skip the compost layer and if your soil tests low, work in garden lime before planting. Blossom end rot on a pound and a half fruit is a painful loss.

Light and water

Full sun, 8 hours minimum. This is a slow ripening variety and it needs every bit of warmth the sun provides.

Water deeply and evenly, 1 to 2 inches a week at the base. A soaker hose under a thick layer of straw mulch is ideal. Even moisture protects against both blossom end rot and the shoulder cracking that large fruit are prone to near ripening.

Support

Plan for 6 feet or more of vine carrying fruit that regularly tops a pound. A heavy duty cage or a tall stake, set at planting time. Tie stems loosely as they grow and check the ties as fruit swells.

Experienced growers report loaded limbs tearing loose in August. The support structure needs to hold the full weight of ripe fruit plus a rainstorm’s worth of wet foliage. Size up rather than down.

Pruning

Two to three main stems, suckers pinched below the first flower cluster. Leave the canopy alone after that. Those leaves shade the fruit from sunscald, and large dark red fruit in direct sun can scald before you notice it.

The problems Beefsteak is known for

Catfacing. The first fruit of the season often looks wrong: lobed, ribbed, puckered around the blossom end, sometimes with scarred pockets. University of Maryland Extension identifies this as a physiological disorder caused by nights below 52 to 54°F during flower formation. The larger the variety, the more susceptible it is. Cherry and plum types growing next to your Beefsteak can be completely clean while the big fruit carry the marks.

The fruit is safe to eat. Trim around the scarring, move on. Midseason fruit from the same plant comes in noticeably smoother.

Blossom drop. When daytime temperatures exceed 85°F and nighttime temperatures stay above 72°F, tomato flowers abort. Heirloom varieties like classic Beefsteak are more sensitive to this than modern hybrids. A heat wave can stall fruit set for weeks. You can’t stop it. Keep the plant watered and healthy, wait for temperatures to moderate, and the vine will get back to work. Trying to force set in a heat stall usually doesn’t help.

Slow ripening. That 90 day count runs from transplant, and cooler or cloudier summers push it even further. In short summer climates, get transplants in early. In longer ones, spread your risk with two plantings a few weeks apart.

Shoulder cracking. A sudden surge in water after dry weather splits the shoulders. Mulch and consistent watering prevent most of it. Pick fruit at 80 to 90 percent color and let the counter finish the job. Don’t wait for a rain surge to split it on the vine.

The usual suspects. Hornworms, early blight, late blight. Rotate beds, water at the soil rather than the leaves, and strip spotty lower foliage early. Our tomato problem guide maps out what each symptom means.

When and how to harvest

Color is the guide, but not the only one. A ripe Beefsteak is deep scarlet all the way to the shoulders. It yields to gentle pressure and comes off the vine with a light twist. It won’t wait. Once ripe, these fruit soften fast and the shelf life is short.

If a storm is coming, or the fruit has been hanging long and the shoulders are starting to crack, pick it at 80 to 90 percent color. Two days on the counter loses nothing in flavor.

Never refrigerate a ripe one. The cold kills the flavor compounds that make this tomato worth growing. Counter or a cool pantry, eaten within a day or two. Our growing tomatoes guide covers the full harvest rhythm.

Growing Beefsteak in a container: honest answer

Can you do it? Yes. Should you? Probably not as your only plant.

Classic Beefsteak throws a lot of vine and the roots to match. A container works if you go big: 15 to 20 gallons of quality potting mix, a cage set at planting, and watering once or even twice a day in summer heat. Pots dry out fast, and this is exactly the variety you do not want swinging between dry and soaked. That’s the recipe for cracking and blossom end rot at the worst possible time.

What you lose in a container is yield. The plant stays smaller, carries fewer fruit, and ripens later. What you gain is the ability to grow the variety on a patio or balcony with no raised bed. If that’s the tradeoff you need, it works. Just don’t expect the same results as a ground planted vine with room to spread.

Our guide to growing tomatoes in pots covers container growing in full.

Saving seed

Beefsteak is open pollinated and grows true from seed. Scoop the gel and seeds from your best fruit into a jar with a splash of water. Ferment 2 to 3 days, rinse, dry on a plate, and label for next spring.

Save from the plant with the earliest ripening and cleanest fruit. Over a few seasons, your line drifts toward what your specific garden rewards.

Beefsteak vs the other large tomatoes

Brandywine goes head to head on flavor. Brandywine is arguably the superior tomato at its best, but it’s also famously inconsistent. Beefsteak is more reliable. Lower ceiling, fewer heartbreaks.

Cherokee Purple adds smoky depth and a slightly earlier harvest. If you want one big slicer with a flavor twist, Cherokee Purple beats Beefsteak on character. Beefsteak beats it on pure size.

The heirloom tomato guide lines up the whole large fruit family side by side.

The verdict

Beefsteak is the tomato people draw when you say “draw a tomato.” Big, red, round, sliced thick. The original yard and garden icon.

Growing it asks more than most. You’ll wait 90 days. The first fruit will look weird. A hot week will stall the vine. It still delivers fewer tomatoes than a productive indeterminate cherry, and the fruit doesn’t keep.

But slice one that’s been on the vine long enough, still warm from the afternoon sun, and none of that matters. It’s the reason this tomato has been in the catalog since 1900 and shows no sign of leaving.