Ghost peppers (Bhut Jolokia) and Carolina Reapers are both superhot chilies that’ll make you regret poor decisions. But if you’re only growing one superhot variety this season, which should it be?

I’ve grown both multiple times in Sydney. Here’s the practical difference between them.

Heat Level Comparison

Ghost pepper: 800,000-1,050,000 Scoville units. Genuinely hot. Will hurt. Most people can’t eat a whole pod.

Carolina Reaper: 1,400,000-2,200,000 Scoville units. Significantly hotter than ghosts. Will really hurt. Almost nobody can eat a whole pod without regretting it immediately.

The Reaper is measurably hotter, but at these levels the difference is somewhat academic. Both are hot enough that you’re using tiny amounts in cooking. Whether your hot sauce measures 900K or 1.8M Scoville doesn’t matter much in practice — you’re diluting either way.

Flavour Comparison

This is where it actually matters.

Ghost pepper: Fruity, slightly smoky, complex flavour underneath the heat. The flavour comes through even in hot sauce where you’re using small amounts. Good for Asian and Indian-style hot sauces.

Carolina Reaper: Sweeter, slightly fruity, but the overwhelming heat tends to dominate the flavour. Some people taste the sweetness. Most just taste pain. Works well in fruit-forward hot sauces where the sweetness complements mango or pineapple.

Ghost peppers have objectively better flavour complexity. Reapers are impressive for heat but contribute less interesting flavour.

Growing Difficulty

Ghost pepper: Relatively easy for a superhot. Germination takes 2-4 weeks. Growth is steady. Produces decent yields (30-50 pods per plant in good conditions). Handles Sydney’s climate reasonably well.

Carolina Reaper: Fussier. Germination can take 3-6 weeks and success rates are lower. Growth is slower. Lower yields (20-40 pods per plant). More sensitive to temperature fluctuations and stress.

If you’ve successfully grown habaneros or Thai chilies, ghosts are the next step up. Reapers require more patience and attention.

Growing Season Length

Both are long-season plants. From seed to first ripe pods:

Ghost pepper: 120-150 days typically. In Sydney, seed started in August means ripe pods in January-February.

Carolina Reaper: 150-180 days. Same August seed start means ripe pods in February-March at best, possibly not until March-April.

The Reaper’s longer season makes it marginal for Sydney climate. You need to start early (July-August) and hope for a long warm autumn. Cooler summers or early autumn cool-downs can mean your plants don’t ripen fruit before growth slows.

Ghosts are more forgiving timing-wise.

Plant Size and Productivity

Ghost pepper: Grows 1-1.2m tall typically. Bushy structure. Produces steadily once established. Reasonable pod set even in variable conditions.

Carolina Reaper: Grows 0.8-1.2m tall. Less bushy, more open structure. Produces large pods but fewer of them. Pod set is temperature-sensitive — too hot or too cool and flowering drops.

Ghosts are more productive in terms of total harvest weight.

Pod Size and Appearance

Ghost pepper: Medium-sized pods, 5-8cm long, wrinkled skin, pointed tip. Classic bhut jolokia appearance.

Carolina Reaper: Larger pods, 5-10cm, extremely wrinkled skin, distinctive scorpion tail. Dramatic appearance.

Reapers photograph better and look more intimidating. If you’re selling sauce or want dramatic-looking dried peppers, Reapers have visual appeal.

Practical Use

Both are too hot to eat fresh unless you’re specifically chasing pain. Practical uses:

Hot sauce: Both work. Ghost peppers contribute more flavour. Reapers contribute more heat.

Powder/flakes: Both dry well. Ghost powder is more versatile because the flavour is better. Reaper powder is more of a heat bomb.

Cooking: Use tiny amounts either way. Ghost peppers work better in applications where you want flavour alongside heat. Reapers are pure heat delivery.

Most people overestimate how much superhot pepper they’ll actually use. A single plant of either variety produces enough pods for a year or more of occasional hot sauce making.

Which to Grow if You’re New to Superhots

Start with ghost peppers. They’re easier, more productive, better flavoured, and more forgiving.

Reapers are for when you’ve successfully grown ghosts and want something more challenging or specifically want maximum heat rather than balanced heat-and-flavour.

Can You Grow Both

Sure, if you’ve got the space and time. But they have similar enough use cases that growing both feels redundant unless you’re making commercial sauce or really invested in having the full range of superhot options.

One ghost pepper plant produces more usable pods than most people need. Adding a Reaper plant doubles your superhot growing effort for marginal practical benefit.

Sydney-Specific Considerations

Both need full sun — at least 6-8 hours daily. Neither tolerates shade or partial sun well.

Both need consistent watering but not waterlogged soil. Sydney’s clay soil needs amending with compost or growing in pots.

Both benefit from starting indoors (July-August) and transplanting after last frost risk (October).

Ghosts handle Sydney’s variable summer temperatures better. Reapers can stall or drop flowers if we get a cool patch in December-January.

Neither will survive Sydney winter outdoors. You can overwinter indoors in pots if you want to keep plants year-to-year, but most people just start fresh each season.

Seed Quality Matters

Both varieties have cross-pollination issues if you buy from unreliable sources. True ghost pepper seeds should produce the classic bhut jolokia pods. True Reaper seeds should produce the distinctive scorpion-tail pods.

Buy from reputable suppliers. Cheap mixed-seed packets on eBay often aren’t true to type.

In Australia:

• The Chilli Factory (WA)
• Chilli Mojo
• Hippy Seed Company

All sell verified seeds. You’ll pay $5-8 for a packet vs $2 for suspect eBay seeds, but you’ll actually get what you ordered.

The Honest Assessment

If you want good-flavoured superhot pods for hot sauce: Grow ghost peppers.

If you want maximum bragging rights about heat level: Grow Carolina Reapers.

If you want productive, reliable, usable superhots: Grow ghost peppers.

If you want the most dramatic-looking pods: Grow Carolina Reapers.

For most home growers, ghosts are the better choice. They’re easier, more productive, and taste better. Reapers are impressive but fussier and less practical.

Both will absolutely hurt you if you’re careless with them. Wear gloves when handling. Don’t touch your face. Wash hands thoroughly. This isn’t optional with superhots.

Next season I’m growing ghosts again. Reapers go in the “tried it, respect it, don’t need to grow it again” category. But your priorities might differ — if maximum heat is the goal, Reapers deliver.