Repotting guide

When & how to repot 'Cherokee Purple' Tomato (Solanum lycopersicum 'Cherokee Purple')

Also called Cherokee Purple heirloom tomato.

More about 'cherokee purple' tomato

About 'Cherokee Purple' Tomato

Solanum lycopersicum 'Cherokee Purple' · also called Cherokee Purple heirloom tomato · edible

'Cherokee Purple' is a beloved heirloom beefsteak tomato bearing large, dusky purple-pink fruit with smoky, rich, sweet flavour. An indeterminate vine, it grows tall and needs sturdy staking, full sun, deep fertile soil, and steady moisture. Maturing in about 80-90 days, it crops from midsummer until frost but is prone to cracking and needs even watering.

Mature size: 1.5-2.7 m tall on supports; spread 0.6-0.9 m

Watch for — Early and late blight: Fungal leaf spotting and stem lesions in damp weather; rotate crops, water at the base, space for airflow, and remove affected foliage.

How to tell 'cherokee purple' tomato needs repotting

Repotting on a calendar is less reliable than reading the plant. For 'cherokee purple' tomato, watch for these signs:

Roots circling the bottom of the module or pot, or poking out of the drainage holes.
The seedling dries out within a day and growth has visibly stalled.
Roots are white and matted in a tight spiral when you tip the plant out.
It has outgrown its current container for the stage of the season — pot 'cherokee purple' tomato on before it becomes hard root-bound.

For the underlying biology of a pot-bound root system and why it stalls a plant, see our guide to spotting and fixing a root-bound plant.

How often to repot 'cherokee purple' tomato

Pot on seedlings as they grow; not a perennial repot. 'Cherokee Purple' Tomatois grown for one season, so the question is really “how often to pot on” — keep moving it up before the roots circle. Indeterminate vining tomato that grows tall and sprawling, fruiting continuously over the season; requires staking, caging, or string support and regular tying..

What size pot to step 'cherokee purple' tomato up to

Pot 'cherokee purple' tomato on gradually — a seedling jumped straight into a huge pot sits in cold, wet, airless soil and stalls. Step up one or two sizes at a time as the roots fill each container, finishing in a large final pot or the ground. The aim is roots that never circle and never check.

Not sure of the exact diameter? Our pot size calculator takes the current pot and root spread and tells you the right next size — it deliberately recommends a single step up, never a big jump.

The best time of year to repot 'cherokee purple' tomato

Pot 'cherokee purple' tomato on through the active growing season, whenever roots fill the current container — there is no single date, just "before it becomes root-bound". Avoid potting on during a cold snap.

Step-by-step: repotting 'cherokee purple' tomato

Pot on before it is root-bound. Check 'cherokee purple' tomato regularly; move it up as soon as roots reach the edge of the cell or pot, not after they have circled.
Step up one or two sizes. Choose the next container up — not a giant one. Cold, wet, unused soil around a small root system stalls seedlings.
Knock it out gently. Support the stem, tip the pot, and ease the rootball out without breaking it. A little teasing of circled roots at the base is fine.
Pot into rich mix. Set it into fresh deep, fertile, well-drained loam at the same depth (tomatoes are the exception — they can go deeper to root along the stem).
Water in and grow on. Water well, keep it in good light, and resume feeding once it is established and growing again.

Aftercare

Water 'cherokee purple' tomato in well and keep it in bright light; a freshly potted-on seedling can wilt for a day while roots settle, so do not overcompensate by drowning it. Do not fertilise for about 1 week — fresh mix already carries nutrients and feeding freshly disturbed roots scorches them.

The right soil mix for 'cherokee purple' tomato

'Cherokee Purple' Tomato wants deep, fertile, well-drained loam. Rich in organic matter, free-draining, with a pH of 6.2-6.8. Work in compost before planting and avoid waterlogged ground. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting 'cherokee purple' tomato — frequently asked questions

How often should you repot 'cherokee purple' tomato?

Pot on seedlings as they grow; not a perennial repot for 'cherokee purple' tomato. 'Cherokee Purple' Tomato is a seasonal crop, so you pot it on as a growing plant rather than repotting a perennial. Step seedlings up gradually into deep, fertile, well-drained loam so the roots never circle the cell, ending in a large final container. A root-bound transplant stalls and never fully recovers.

What size pot does 'cherokee purple' tomato need?

When is the best time of year to repot 'cherokee purple' tomato?

Can you put 'cherokee purple' tomato straight into a much bigger pot?

No. Even a fast-growing 'cherokee purple' tomato should only go up one pot size at a time. A vastly oversized pot holds a reservoir of wet soil the roots cannot reach, which stays cold and soggy and rots the roots — the opposite of what you wanted.

Should you fertilise 'cherokee purple' tomato after repotting?

Not immediately. Wait about 1 week after repotting 'cherokee purple' tomato. Fresh mix already contains nutrients, and feeding freshly cut or disturbed roots burns them. Resume your normal feeding routine once you see new growth.